Home / 42,345.68-63,518.54-29,691.14

Finding the Fourth Proportional to 42,345.68, 63,518.54 and 29,691.14

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Solution

The fourth proportional to 42,345.68, 63,518.54 and 29,691.14 is: 44,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.68 : 63,518.54 = 29,691.14 : x
  2. Step 2: Convert to fraction form
    42,345.68/63,518.54 = 29,691.14/x
  3. Step 3: Cross multiply
    42,345.68x = 63,518.54 × 29,691.14
  4. Step 4: Simplify right side
    42,345.68x = 1,885,937,397.69
  5. Step 5: Solve for x
    x = 1,885,937,397.69/42,345.68
  6. Step 6: Final answer
    x = 44,536.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.