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Finding the Fourth Proportional to 22,691.66, 34,037.51 and 7,110.50

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Solution

The fourth proportional to 22,691.66, 34,037.51 and 7,110.50 is: 10,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,691.66 : 34,037.51 = 7,110.50 : x
  2. Step 2: Convert to fraction form
    22,691.66/34,037.51 = 7,110.50/x
  3. Step 3: Cross multiply
    22,691.66x = 34,037.51 × 7,110.50
  4. Step 4: Simplify right side
    22,691.66x = 242,023,679.30
  5. Step 5: Solve for x
    x = 242,023,679.30/22,691.66
  6. Step 6: Final answer
    x = 10,665.75

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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.