Home / 16,578.32-24,869.30-4,891.55

Finding the Fourth Proportional to 16,578.32, 24,869.30 and 4,891.55

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Solution

The fourth proportional to 16,578.32, 24,869.30 and 4,891.55 is: 7,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578.32 : 24,869.30 = 4,891.55 : x
  2. Step 2: Convert to fraction form
    16,578.32/24,869.30 = 4,891.55/x
  3. Step 3: Cross multiply
    16,578.32x = 24,869.30 × 4,891.55
  4. Step 4: Simplify right side
    16,578.32x = 121,649,275.61
  5. Step 5: Solve for x
    x = 121,649,275.61/16,578.32
  6. Step 6: Final answer
    x = 7,337.86

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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.