Home / 47,531.89-71,302.16-14,250.61

Finding the Fourth Proportional to 47,531.89, 71,302.16 and 14,250.61

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Solution

The fourth proportional to 47,531.89, 71,302.16 and 14,250.61 is: 21,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,531.89 : 71,302.16 = 14,250.61 : x
  2. Step 2: Convert to fraction form
    47,531.89/71,302.16 = 14,250.61/x
  3. Step 3: Cross multiply
    47,531.89x = 71,302.16 × 14,250.61
  4. Step 4: Simplify right side
    47,531.89x = 1,016,099,274.32
  5. Step 5: Solve for x
    x = 1,016,099,274.32/47,531.89
  6. Step 6: Final answer
    x = 21,377.21

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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.