Home / 14,839.92-22,262.40-7,442.64

Finding the Fourth Proportional to 14,839.92, 22,262.40 and 7,442.64

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Solution

The fourth proportional to 14,839.92, 22,262.40 and 7,442.64 is: 11,165.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,839.92 : 22,262.40 = 7,442.64 : x
  2. Step 2: Convert to fraction form
    14,839.92/22,262.40 = 7,442.64/x
  3. Step 3: Cross multiply
    14,839.92x = 22,262.40 × 7,442.64
  4. Step 4: Simplify right side
    14,839.92x = 165,691,028.74
  5. Step 5: Solve for x
    x = 165,691,028.74/14,839.92
  6. Step 6: Final answer
    x = 11,165.22

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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.