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Finding the Fourth Proportional to 14,992.70, 22,481.85 and 7,088.61

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Solution

The fourth proportional to 14,992.70, 22,481.85 and 7,088.61 is: 10,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,992.70 : 22,481.85 = 7,088.61 : x
  2. Step 2: Convert to fraction form
    14,992.70/22,481.85 = 7,088.61/x
  3. Step 3: Cross multiply
    14,992.70x = 22,481.85 × 7,088.61
  4. Step 4: Simplify right side
    14,992.70x = 159,365,177.62
  5. Step 5: Solve for x
    x = 159,365,177.62/14,992.70
  6. Step 6: Final answer
    x = 10,629.52

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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.