Home / 47,704.75-71,557.13-14,872.75

Finding the Fourth Proportional to 47,704.75, 71,557.13 and 14,872.75

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Solution

The fourth proportional to 47,704.75, 71,557.13 and 14,872.75 is: 22,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,704.75 : 71,557.13 = 14,872.75 : x
  2. Step 2: Convert to fraction form
    47,704.75/71,557.13 = 14,872.75/x
  3. Step 3: Cross multiply
    47,704.75x = 71,557.13 × 14,872.75
  4. Step 4: Simplify right side
    47,704.75x = 1,064,251,305.21
  5. Step 5: Solve for x
    x = 1,064,251,305.21/47,704.75
  6. Step 6: Final answer
    x = 22,309.13

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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.