Home / 41,722.29-62,587.28-13,642.49

Finding the Fourth Proportional to 41,722.29, 62,587.28 and 13,642.49

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Solution

The fourth proportional to 41,722.29, 62,587.28 and 13,642.49 is: 20,464.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,722.29 : 62,587.28 = 13,642.49 : x
  2. Step 2: Convert to fraction form
    41,722.29/62,587.28 = 13,642.49/x
  3. Step 3: Cross multiply
    41,722.29x = 62,587.28 × 13,642.49
  4. Step 4: Simplify right side
    41,722.29x = 853,846,314.45
  5. Step 5: Solve for x
    x = 853,846,314.45/41,722.29
  6. Step 6: Final answer
    x = 20,464.99

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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.