Home / 16,521.20-22,799.27-8,967.53

Finding the Fourth Proportional to 16,521.20, 22,799.27 and 8,967.53

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Solution

The fourth proportional to 16,521.20, 22,799.27 and 8,967.53 is: 12,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.20 : 22,799.27 = 8,967.53 : x
  2. Step 2: Convert to fraction form
    16,521.20/22,799.27 = 8,967.53/x
  3. Step 3: Cross multiply
    16,521.20x = 22,799.27 × 8,967.53
  4. Step 4: Simplify right side
    16,521.20x = 204,453,137.70
  5. Step 5: Solve for x
    x = 204,453,137.70/16,521.20
  6. Step 6: Final answer
    x = 12,375.20

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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.