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Finding the Fourth Proportional to 25,079.52, 37,614.52 and 12,596.20

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Solution

The fourth proportional to 25,079.52, 37,614.52 and 12,596.20 is: 18,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.52 : 37,614.52 = 12,596.20 : x
  2. Step 2: Convert to fraction form
    25,079.52/37,614.52 = 12,596.20/x
  3. Step 3: Cross multiply
    25,079.52x = 37,614.52 × 12,596.20
  4. Step 4: Simplify right side
    25,079.52x = 473,800,016.82
  5. Step 5: Solve for x
    x = 473,800,016.82/25,079.52
  6. Step 6: Final answer
    x = 18,891.91

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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.