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Finding the Fourth Proportional to 47,659.88, 71,489.82 and 16,495.13

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Solution

The fourth proportional to 47,659.88, 71,489.82 and 16,495.13 is: 24,742.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,659.88 : 71,489.82 = 16,495.13 : x
  2. Step 2: Convert to fraction form
    47,659.88/71,489.82 = 16,495.13/x
  3. Step 3: Cross multiply
    47,659.88x = 71,489.82 × 16,495.13
  4. Step 4: Simplify right side
    47,659.88x = 1,179,233,517.13
  5. Step 5: Solve for x
    x = 1,179,233,517.13/47,659.88
  6. Step 6: Final answer
    x = 24,742.69

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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.