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Finding the Fourth Proportional to 22,491.97, 33,719.73 and 9,354.18

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Solution

The fourth proportional to 22,491.97, 33,719.73 and 9,354.18 is: 14,023.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,491.97 : 33,719.73 = 9,354.18 : x
  2. Step 2: Convert to fraction form
    22,491.97/33,719.73 = 9,354.18/x
  3. Step 3: Cross multiply
    22,491.97x = 33,719.73 × 9,354.18
  4. Step 4: Simplify right side
    22,491.97x = 315,420,423.97
  5. Step 5: Solve for x
    x = 315,420,423.97/22,491.97
  6. Step 6: Final answer
    x = 14,023.69

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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.