Home / 45,205.38-67,760.97-15,197.34

Finding the Fourth Proportional to 45,205.38, 67,760.97 and 15,197.34

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Solution

The fourth proportional to 45,205.38, 67,760.97 and 15,197.34 is: 22,780.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,205.38 : 67,760.97 = 15,197.34 : x
  2. Step 2: Convert to fraction form
    45,205.38/67,760.97 = 15,197.34/x
  3. Step 3: Cross multiply
    45,205.38x = 67,760.97 × 15,197.34
  4. Step 4: Simplify right side
    45,205.38x = 1,029,786,499.82
  5. Step 5: Solve for x
    x = 1,029,786,499.82/45,205.38
  6. Step 6: Final answer
    x = 22,780.18

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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.