Home / 22,141.95-30,555.14-12,070.23

Finding the Fourth Proportional to 22,141.95, 30,555.14 and 12,070.23

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Solution

The fourth proportional to 22,141.95, 30,555.14 and 12,070.23 is: 16,656.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,141.95 : 30,555.14 = 12,070.23 : x
  2. Step 2: Convert to fraction form
    22,141.95/30,555.14 = 12,070.23/x
  3. Step 3: Cross multiply
    22,141.95x = 30,555.14 × 12,070.23
  4. Step 4: Simplify right side
    22,141.95x = 368,807,507.13
  5. Step 5: Solve for x
    x = 368,807,507.13/22,141.95
  6. Step 6: Final answer
    x = 16,656.51

Related Problems

Find fourth proportional to 11,070.98, 15,277.57 and 6,035.12
Half scale
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Double scale
Find fourth proportional to 22,142.95, 30,556.51 and 12,071.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.