Home / 51,799.53-77,691.61-14,355.71

Finding the Fourth Proportional to 51,799.53, 77,691.61 and 14,355.71

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Solution

The fourth proportional to 51,799.53, 77,691.61 and 14,355.71 is: 21,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,799.53 : 77,691.61 = 14,355.71 : x
  2. Step 2: Convert to fraction form
    51,799.53/77,691.61 = 14,355.71/x
  3. Step 3: Cross multiply
    51,799.53x = 77,691.61 × 14,355.71
  4. Step 4: Simplify right side
    51,799.53x = 1,115,318,143.42
  5. Step 5: Solve for x
    x = 1,115,318,143.42/51,799.53
  6. Step 6: Final answer
    x = 21,531.43

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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.