Home / 16,414.68-22,651.20-9,340.92

Finding the Fourth Proportional to 16,414.68, 22,651.20 and 9,340.92

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Solution

The fourth proportional to 16,414.68, 22,651.20 and 9,340.92 is: 12,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,414.68 : 22,651.20 = 9,340.92 : x
  2. Step 2: Convert to fraction form
    16,414.68/22,651.20 = 9,340.92/x
  3. Step 3: Cross multiply
    16,414.68x = 22,651.20 × 9,340.92
  4. Step 4: Simplify right side
    16,414.68x = 211,583,047.10
  5. Step 5: Solve for x
    x = 211,583,047.10/16,414.68
  6. Step 6: Final answer
    x = 12,889.87

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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.