Home / 45,479.20-62,761.38-25,336.80

Finding the Fourth Proportional to 45,479.20, 62,761.38 and 25,336.80

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Solution

The fourth proportional to 45,479.20, 62,761.38 and 25,336.80 is: 34,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,479.20 : 62,761.38 = 25,336.80 : x
  2. Step 2: Convert to fraction form
    45,479.20/62,761.38 = 25,336.80/x
  3. Step 3: Cross multiply
    45,479.20x = 62,761.38 × 25,336.80
  4. Step 4: Simplify right side
    45,479.20x = 1,590,172,532.78
  5. Step 5: Solve for x
    x = 1,590,172,532.78/45,479.20
  6. Step 6: Final answer
    x = 34,964.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.