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Finding the Fourth Proportional to 22,098.92, 33,145.08 and 7,307.91

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Solution

The fourth proportional to 22,098.92, 33,145.08 and 7,307.91 is: 10,960.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,098.92 : 33,145.08 = 7,307.91 : x
  2. Step 2: Convert to fraction form
    22,098.92/33,145.08 = 7,307.91/x
  3. Step 3: Cross multiply
    22,098.92x = 33,145.08 × 7,307.91
  4. Step 4: Simplify right side
    22,098.92x = 242,221,261.58
  5. Step 5: Solve for x
    x = 242,221,261.58/22,098.92
  6. Step 6: Final answer
    x = 10,960.78

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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.