Home / 31,482.06-47,234.02-13,964.19

Finding the Fourth Proportional to 31,482.06, 47,234.02 and 13,964.19

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Solution

The fourth proportional to 31,482.06, 47,234.02 and 13,964.19 is: 20,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482.06 : 47,234.02 = 13,964.19 : x
  2. Step 2: Convert to fraction form
    31,482.06/47,234.02 = 13,964.19/x
  3. Step 3: Cross multiply
    31,482.06x = 47,234.02 × 13,964.19
  4. Step 4: Simplify right side
    31,482.06x = 659,584,593.57
  5. Step 5: Solve for x
    x = 659,584,593.57/31,482.06
  6. Step 6: Final answer
    x = 20,951.13

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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.