Home / 20,758.24-31,134.01-5,963.80

Finding the Fourth Proportional to 20,758.24, 31,134.01 and 5,963.80

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Solution

The fourth proportional to 20,758.24, 31,134.01 and 5,963.80 is: 8,944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,758.24 : 31,134.01 = 5,963.80 : x
  2. Step 2: Convert to fraction form
    20,758.24/31,134.01 = 5,963.80/x
  3. Step 3: Cross multiply
    20,758.24x = 31,134.01 × 5,963.80
  4. Step 4: Simplify right side
    20,758.24x = 185,676,853.17
  5. Step 5: Solve for x
    x = 185,676,853.17/20,758.24
  6. Step 6: Final answer
    x = 8,944.73

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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.