Home / 47,588.88-71,393.76-14,311.92

Finding the Fourth Proportional to 47,588.88, 71,393.76 and 14,311.92

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Solution

The fourth proportional to 47,588.88, 71,393.76 and 14,311.92 is: 21,471.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,588.88 : 71,393.76 = 14,311.92 : x
  2. Step 2: Convert to fraction form
    47,588.88/71,393.76 = 14,311.92/x
  3. Step 3: Cross multiply
    47,588.88x = 71,393.76 × 14,311.92
  4. Step 4: Simplify right side
    47,588.88x = 1,021,781,781.62
  5. Step 5: Solve for x
    x = 1,021,781,781.62/47,588.88
  6. Step 6: Final answer
    x = 21,471.02

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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.