Home / 22,354.38-30,849.84-12,283.17

Finding the Fourth Proportional to 22,354.38, 30,849.84 and 12,283.17

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Solution

The fourth proportional to 22,354.38, 30,849.84 and 12,283.17 is: 16,951.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,354.38 : 30,849.84 = 12,283.17 : x
  2. Step 2: Convert to fraction form
    22,354.38/30,849.84 = 12,283.17/x
  3. Step 3: Cross multiply
    22,354.38x = 30,849.84 × 12,283.17
  4. Step 4: Simplify right side
    22,354.38x = 378,933,765.72
  5. Step 5: Solve for x
    x = 378,933,765.72/22,354.38
  6. Step 6: Final answer
    x = 16,951.21

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Double scale
Find fourth proportional to 22,355.38, 30,851.22 and 12,284.17
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.