Home / 38,332.38-57,493.71-28,486.02

Finding the Fourth Proportional to 38,332.38, 57,493.71 and 28,486.02

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Solution

The fourth proportional to 38,332.38, 57,493.71 and 28,486.02 is: 42,725.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.38 : 57,493.71 = 28,486.02 : x
  2. Step 2: Convert to fraction form
    38,332.38/57,493.71 = 28,486.02/x
  3. Step 3: Cross multiply
    38,332.38x = 57,493.71 × 28,486.02
  4. Step 4: Simplify right side
    38,332.38x = 1,637,766,972.93
  5. Step 5: Solve for x
    x = 1,637,766,972.93/38,332.38
  6. Step 6: Final answer
    x = 42,725.42

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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.