Home / 16,716.60-25,034.40-8,908.20

Finding the Fourth Proportional to 16,716.60, 25,034.40 and 8,908.20

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Solution

The fourth proportional to 16,716.60, 25,034.40 and 8,908.20 is: 13,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,716.60 : 25,034.40 = 8,908.20 : x
  2. Step 2: Convert to fraction form
    16,716.60/25,034.40 = 8,908.20/x
  3. Step 3: Cross multiply
    16,716.60x = 25,034.40 × 8,908.20
  4. Step 4: Simplify right side
    16,716.60x = 223,011,442.08
  5. Step 5: Solve for x
    x = 223,011,442.08/16,716.60
  6. Step 6: Final answer
    x = 13,340.72

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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.