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Finding the Fourth Proportional to 14,793.59, 20,414.63 and 8,822.17

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Solution

The fourth proportional to 14,793.59, 20,414.63 and 8,822.17 is: 12,174.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.59 : 20,414.63 = 8,822.17 : x
  2. Step 2: Convert to fraction form
    14,793.59/20,414.63 = 8,822.17/x
  3. Step 3: Cross multiply
    14,793.59x = 20,414.63 × 8,822.17
  4. Step 4: Simplify right side
    14,793.59x = 180,101,269.09
  5. Step 5: Solve for x
    x = 180,101,269.09/14,793.59
  6. Step 6: Final answer
    x = 12,174.28

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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.