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Finding the Fourth Proportional to 49,596.32, 74,397.29 and 15,865.29

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Solution

The fourth proportional to 49,596.32, 74,397.29 and 15,865.29 is: 23,798.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,596.32 : 74,397.29 = 15,865.29 : x
  2. Step 2: Convert to fraction form
    49,596.32/74,397.29 = 15,865.29/x
  3. Step 3: Cross multiply
    49,596.32x = 74,397.29 × 15,865.29
  4. Step 4: Simplify right side
    49,596.32x = 1,180,334,581.06
  5. Step 5: Solve for x
    x = 1,180,334,581.06/49,596.32
  6. Step 6: Final answer
    x = 23,798.83

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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.