Home / 15,614.62-23,421.96-3,927.85

Finding the Fourth Proportional to 15,614.62, 23,421.96 and 3,927.85

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Solution

The fourth proportional to 15,614.62, 23,421.96 and 3,927.85 is: 5,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.62 : 23,421.96 = 3,927.85 : x
  2. Step 2: Convert to fraction form
    15,614.62/23,421.96 = 3,927.85/x
  3. Step 3: Cross multiply
    15,614.62x = 23,421.96 × 3,927.85
  4. Step 4: Simplify right side
    15,614.62x = 91,997,945.59
  5. Step 5: Solve for x
    x = 91,997,945.59/15,614.62
  6. Step 6: Final answer
    x = 5,891.78

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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.