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Finding the Fourth Proportional to 22,070.52, 33,098.76 and 7,276.68

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Solution

The fourth proportional to 22,070.52, 33,098.76 and 7,276.68 is: 10,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.52 : 33,098.76 = 7,276.68 : x
  2. Step 2: Convert to fraction form
    22,070.52/33,098.76 = 7,276.68/x
  3. Step 3: Cross multiply
    22,070.52x = 33,098.76 × 7,276.68
  4. Step 4: Simplify right side
    22,070.52x = 240,849,084.92
  5. Step 5: Solve for x
    x = 240,849,084.92/22,070.52
  6. Step 6: Final answer
    x = 10,912.71

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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.