Home / 59,685.38-89,529.45-19,691.53

Finding the Fourth Proportional to 59,685.38, 89,529.45 and 19,691.53

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Solution

The fourth proportional to 59,685.38, 89,529.45 and 19,691.53 is: 29,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,685.38 : 89,529.45 = 19,691.53 : x
  2. Step 2: Convert to fraction form
    59,685.38/89,529.45 = 19,691.53/x
  3. Step 3: Cross multiply
    59,685.38x = 89,529.45 × 19,691.53
  4. Step 4: Simplify right side
    59,685.38x = 1,762,971,850.56
  5. Step 5: Solve for x
    x = 1,762,971,850.56/59,685.38
  6. Step 6: Final answer
    x = 29,537.75

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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.