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Finding the Fourth Proportional to 22,000.30, 32,971.65 and 8,841.90

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Solution

The fourth proportional to 22,000.30, 32,971.65 and 8,841.90 is: 13,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.30 : 32,971.65 = 8,841.90 : x
  2. Step 2: Convert to fraction form
    22,000.30/32,971.65 = 8,841.90/x
  3. Step 3: Cross multiply
    22,000.30x = 32,971.65 × 8,841.90
  4. Step 4: Simplify right side
    22,000.30x = 291,532,032.14
  5. Step 5: Solve for x
    x = 291,532,032.14/22,000.30
  6. Step 6: Final answer
    x = 13,251.28

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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.