Home / 38,181.62-52,691.25-21,414.26

Finding the Fourth Proportional to 38,181.62, 52,691.25 and 21,414.26

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Solution

The fourth proportional to 38,181.62, 52,691.25 and 21,414.26 is: 29,552.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,181.62 : 52,691.25 = 21,414.26 : x
  2. Step 2: Convert to fraction form
    38,181.62/52,691.25 = 21,414.26/x
  3. Step 3: Cross multiply
    38,181.62x = 52,691.25 × 21,414.26
  4. Step 4: Simplify right side
    38,181.62x = 1,128,344,127.23
  5. Step 5: Solve for x
    x = 1,128,344,127.23/38,181.62
  6. Step 6: Final answer
    x = 29,552.02

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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.