Home / 16,101.28-24,146.16-8,711.20

Finding the Fourth Proportional to 16,101.28, 24,146.16 and 8,711.20

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Solution

The fourth proportional to 16,101.28, 24,146.16 and 8,711.20 is: 13,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,101.28 : 24,146.16 = 8,711.20 : x
  2. Step 2: Convert to fraction form
    16,101.28/24,146.16 = 8,711.20/x
  3. Step 3: Cross multiply
    16,101.28x = 24,146.16 × 8,711.20
  4. Step 4: Simplify right side
    16,101.28x = 210,342,028.99
  5. Step 5: Solve for x
    x = 210,342,028.99/16,101.28
  6. Step 6: Final answer
    x = 13,063.68

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1.5x scale

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.