Home / 62,612.28-86,404.32-34,318.44

Finding the Fourth Proportional to 62,612.28, 86,404.32 and 34,318.44

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Solution

The fourth proportional to 62,612.28, 86,404.32 and 34,318.44 is: 47,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,612.28 : 86,404.32 = 34,318.44 : x
  2. Step 2: Convert to fraction form
    62,612.28/86,404.32 = 34,318.44/x
  3. Step 3: Cross multiply
    62,612.28x = 86,404.32 × 34,318.44
  4. Step 4: Simplify right side
    62,612.28x = 2,965,261,471.66
  5. Step 5: Solve for x
    x = 2,965,261,471.66/62,612.28
  6. Step 6: Final answer
    x = 47,359.10

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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.