Home / 16,778.38-25,156.50-9,383.62

Finding the Fourth Proportional to 16,778.38, 25,156.50 and 9,383.62

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Solution

The fourth proportional to 16,778.38, 25,156.50 and 9,383.62 is: 14,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.38 : 25,156.50 = 9,383.62 : x
  2. Step 2: Convert to fraction form
    16,778.38/25,156.50 = 9,383.62/x
  3. Step 3: Cross multiply
    16,778.38x = 25,156.50 × 9,383.62
  4. Step 4: Simplify right side
    16,778.38x = 236,059,036.53
  5. Step 5: Solve for x
    x = 236,059,036.53/16,778.38
  6. Step 6: Final answer
    x = 14,069.24

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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.