Home / 23,988.30-33,103.13-13,379.73

Finding the Fourth Proportional to 23,988.30, 33,103.13 and 13,379.73

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Solution

The fourth proportional to 23,988.30, 33,103.13 and 13,379.73 is: 18,463.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,988.30 : 33,103.13 = 13,379.73 : x
  2. Step 2: Convert to fraction form
    23,988.30/33,103.13 = 13,379.73/x
  3. Step 3: Cross multiply
    23,988.30x = 33,103.13 × 13,379.73
  4. Step 4: Simplify right side
    23,988.30x = 442,910,874.66
  5. Step 5: Solve for x
    x = 442,910,874.66/23,988.30
  6. Step 6: Final answer
    x = 18,463.62

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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.