Home / 45,276.20-67,979.10-25,593.20

Finding the Fourth Proportional to 45,276.20, 67,979.10 and 25,593.20

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Solution

The fourth proportional to 45,276.20, 67,979.10 and 25,593.20 is: 38,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,276.20 : 67,979.10 = 25,593.20 : x
  2. Step 2: Convert to fraction form
    45,276.20/67,979.10 = 25,593.20/x
  3. Step 3: Cross multiply
    45,276.20x = 67,979.10 × 25,593.20
  4. Step 4: Simplify right side
    45,276.20x = 1,739,802,702.12
  5. Step 5: Solve for x
    x = 1,739,802,702.12/45,276.20
  6. Step 6: Final answer
    x = 38,426.43

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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.