Home / 16,460.68-22,715.88-9,387.46

Finding the Fourth Proportional to 16,460.68, 22,715.88 and 9,387.46

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Solution

The fourth proportional to 16,460.68, 22,715.88 and 9,387.46 is: 12,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,460.68 : 22,715.88 = 9,387.46 : x
  2. Step 2: Convert to fraction form
    16,460.68/22,715.88 = 9,387.46/x
  3. Step 3: Cross multiply
    16,460.68x = 22,715.88 × 9,387.46
  4. Step 4: Simplify right side
    16,460.68x = 213,244,414.86
  5. Step 5: Solve for x
    x = 213,244,414.86/16,460.68
  6. Step 6: Final answer
    x = 12,954.78

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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.