Home / 31,932.56-47,864.82-15,282.20

Finding the Fourth Proportional to 31,932.56, 47,864.82 and 15,282.20

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Solution

The fourth proportional to 31,932.56, 47,864.82 and 15,282.20 is: 22,907.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,932.56 : 47,864.82 = 15,282.20 : x
  2. Step 2: Convert to fraction form
    31,932.56/47,864.82 = 15,282.20/x
  3. Step 3: Cross multiply
    31,932.56x = 47,864.82 × 15,282.20
  4. Step 4: Simplify right side
    31,932.56x = 731,479,752.20
  5. Step 5: Solve for x
    x = 731,479,752.20/31,932.56
  6. Step 6: Final answer
    x = 22,907.02

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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.