Home / 47,543.27-71,310.65-14,270.76

Finding the Fourth Proportional to 47,543.27, 71,310.65 and 14,270.76

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Solution

The fourth proportional to 47,543.27, 71,310.65 and 14,270.76 is: 21,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,543.27 : 71,310.65 = 14,270.76 : x
  2. Step 2: Convert to fraction form
    47,543.27/71,310.65 = 14,270.76/x
  3. Step 3: Cross multiply
    47,543.27x = 71,310.65 × 14,270.76
  4. Step 4: Simplify right side
    47,543.27x = 1,017,657,100.24
  5. Step 5: Solve for x
    x = 1,017,657,100.24/47,543.27
  6. Step 6: Final answer
    x = 21,404.86

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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.