Home / 41,688.32-62,546.38-13,609.52

Finding the Fourth Proportional to 41,688.32, 62,546.38 and 13,609.52

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Solution

The fourth proportional to 41,688.32, 62,546.38 and 13,609.52 is: 20,418.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,688.32 : 62,546.38 = 13,609.52 : x
  2. Step 2: Convert to fraction form
    41,688.32/62,546.38 = 13,609.52/x
  3. Step 3: Cross multiply
    41,688.32x = 62,546.38 × 13,609.52
  4. Step 4: Simplify right side
    41,688.32x = 851,226,097.33
  5. Step 5: Solve for x
    x = 851,226,097.33/41,688.32
  6. Step 6: Final answer
    x = 20,418.81

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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.