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Finding the Fourth Proportional to 33,610.80, 50,414.13 and 14,885.40

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Solution

The fourth proportional to 33,610.80, 50,414.13 and 14,885.40 is: 22,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,610.80 : 50,414.13 = 14,885.40 : x
  2. Step 2: Convert to fraction form
    33,610.80/50,414.13 = 14,885.40/x
  3. Step 3: Cross multiply
    33,610.80x = 50,414.13 × 14,885.40
  4. Step 4: Simplify right side
    33,610.80x = 750,434,490.70
  5. Step 5: Solve for x
    x = 750,434,490.70/33,610.80
  6. Step 6: Final answer
    x = 22,327.18

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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.