Home / 16,854.20-25,281.30-5,760.99

Finding the Fourth Proportional to 16,854.20, 25,281.30 and 5,760.99

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Solution

The fourth proportional to 16,854.20, 25,281.30 and 5,760.99 is: 8,641.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.20 : 25,281.30 = 5,760.99 : x
  2. Step 2: Convert to fraction form
    16,854.20/25,281.30 = 5,760.99/x
  3. Step 3: Cross multiply
    16,854.20x = 25,281.30 × 5,760.99
  4. Step 4: Simplify right side
    16,854.20x = 145,645,338.09
  5. Step 5: Solve for x
    x = 145,645,338.09/16,854.20
  6. Step 6: Final answer
    x = 8,641.49

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Double scale
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Similar ratio
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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.