Home / 39,998.23-55,200.98-22,095.19

Finding the Fourth Proportional to 39,998.23, 55,200.98 and 22,095.19

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Solution

The fourth proportional to 39,998.23, 55,200.98 and 22,095.19 is: 30,493.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,998.23 : 55,200.98 = 22,095.19 : x
  2. Step 2: Convert to fraction form
    39,998.23/55,200.98 = 22,095.19/x
  3. Step 3: Cross multiply
    39,998.23x = 55,200.98 × 22,095.19
  4. Step 4: Simplify right side
    39,998.23x = 1,219,676,030.81
  5. Step 5: Solve for x
    x = 1,219,676,030.81/39,998.23
  6. Step 6: Final answer
    x = 30,493.25

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Half scale
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Double scale
Find fourth proportional to 39,999.23, 55,202.36 and 22,096.19
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.