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Finding the Fourth Proportional to 14,892.72, 22,339.08 and 8,309.04

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Solution

The fourth proportional to 14,892.72, 22,339.08 and 8,309.04 is: 12,463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,892.72 : 22,339.08 = 8,309.04 : x
  2. Step 2: Convert to fraction form
    14,892.72/22,339.08 = 8,309.04/x
  3. Step 3: Cross multiply
    14,892.72x = 22,339.08 × 8,309.04
  4. Step 4: Simplify right side
    14,892.72x = 185,616,309.28
  5. Step 5: Solve for x
    x = 185,616,309.28/14,892.72
  6. Step 6: Final answer
    x = 12,463.56

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Similar ratio
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1.5x scale

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.