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Finding the Fourth Proportional to 22,461.38, 33,693.68 and 8,610.38

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Solution

The fourth proportional to 22,461.38, 33,693.68 and 8,610.38 is: 12,916.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,461.38 : 33,693.68 = 8,610.38 : x
  2. Step 2: Convert to fraction form
    22,461.38/33,693.68 = 8,610.38/x
  3. Step 3: Cross multiply
    22,461.38x = 33,693.68 × 8,610.38
  4. Step 4: Simplify right side
    22,461.38x = 290,115,241.46
  5. Step 5: Solve for x
    x = 290,115,241.46/22,461.38
  6. Step 6: Final answer
    x = 12,916.18

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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.