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Finding the Fourth Proportional to 39,299, 58,886.85 and 15,593.72

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Solution

The fourth proportional to 39,299, 58,886.85 and 15,593.72 is: 23,366.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,299 : 58,886.85 = 15,593.72 : x
  2. Step 2: Convert to fraction form
    39,299/58,886.85 = 15,593.72/x
  3. Step 3: Cross multiply
    39,299x = 58,886.85 × 15,593.72
  4. Step 4: Simplify right side
    39,299x = 918,265,050.58
  5. Step 5: Solve for x
    x = 918,265,050.58/39,299
  6. Step 6: Final answer
    x = 23,366.12

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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.