Home / 52,451.28-78,676.92-17,382.78

Finding the Fourth Proportional to 52,451.28, 78,676.92 and 17,382.78

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Solution

The fourth proportional to 52,451.28, 78,676.92 and 17,382.78 is: 26,074.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,451.28 : 78,676.92 = 17,382.78 : x
  2. Step 2: Convert to fraction form
    52,451.28/78,676.92 = 17,382.78/x
  3. Step 3: Cross multiply
    52,451.28x = 78,676.92 × 17,382.78
  4. Step 4: Simplify right side
    52,451.28x = 1,367,623,591.44
  5. Step 5: Solve for x
    x = 1,367,623,591.44/52,451.28
  6. Step 6: Final answer
    x = 26,074.17

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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.