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Finding the Fourth Proportional to 14,691.60, 22,044.60 and 11,180.40

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Solution

The fourth proportional to 14,691.60, 22,044.60 and 11,180.40 is: 16,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,691.60 : 22,044.60 = 11,180.40 : x
  2. Step 2: Convert to fraction form
    14,691.60/22,044.60 = 11,180.40/x
  3. Step 3: Cross multiply
    14,691.60x = 22,044.60 × 11,180.40
  4. Step 4: Simplify right side
    14,691.60x = 246,467,445.84
  5. Step 5: Solve for x
    x = 246,467,445.84/14,691.60
  6. Step 6: Final answer
    x = 16,776.08

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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.