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Finding the Fourth Proportional to 33,882.80, 50,854.80 and 17,254.40

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Solution

The fourth proportional to 33,882.80, 50,854.80 and 17,254.40 is: 25,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,882.80 : 50,854.80 = 17,254.40 : x
  2. Step 2: Convert to fraction form
    33,882.80/50,854.80 = 17,254.40/x
  3. Step 3: Cross multiply
    33,882.80x = 50,854.80 × 17,254.40
  4. Step 4: Simplify right side
    33,882.80x = 877,469,061.12
  5. Step 5: Solve for x
    x = 877,469,061.12/33,882.80
  6. Step 6: Final answer
    x = 25,897.18

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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.