Home / 22,070.02-30,455.34-11,998.38

Finding the Fourth Proportional to 22,070.02, 30,455.34 and 11,998.38

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Solution

The fourth proportional to 22,070.02, 30,455.34 and 11,998.38 is: 16,557.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.02 : 30,455.34 = 11,998.38 : x
  2. Step 2: Convert to fraction form
    22,070.02/30,455.34 = 11,998.38/x
  3. Step 3: Cross multiply
    22,070.02x = 30,455.34 × 11,998.38
  4. Step 4: Simplify right side
    22,070.02x = 365,414,742.35
  5. Step 5: Solve for x
    x = 365,414,742.35/22,070.02
  6. Step 6: Final answer
    x = 16,557.06

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Half scale
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Double scale
Find fourth proportional to 22,071.02, 30,456.72 and 11,999.38
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.