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Finding the Fourth Proportional to 14,937.60, 22,384.80 and 6,610.80

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Solution

The fourth proportional to 14,937.60, 22,384.80 and 6,610.80 is: 9,906.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.60 : 22,384.80 = 6,610.80 : x
  2. Step 2: Convert to fraction form
    14,937.60/22,384.80 = 6,610.80/x
  3. Step 3: Cross multiply
    14,937.60x = 22,384.80 × 6,610.80
  4. Step 4: Simplify right side
    14,937.60x = 147,981,435.84
  5. Step 5: Solve for x
    x = 147,981,435.84/14,937.60
  6. Step 6: Final answer
    x = 9,906.64

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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.