Home / 47,916.44-71,872.20-18,332

Finding the Fourth Proportional to 47,916.44, 71,872.20 and 18,332

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Solution

The fourth proportional to 47,916.44, 71,872.20 and 18,332 is: 27,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,916.44 : 71,872.20 = 18,332 : x
  2. Step 2: Convert to fraction form
    47,916.44/71,872.20 = 18,332/x
  3. Step 3: Cross multiply
    47,916.44x = 71,872.20 × 18,332
  4. Step 4: Simplify right side
    47,916.44x = 1,317,561,170.40
  5. Step 5: Solve for x
    x = 1,317,561,170.40/47,916.44
  6. Step 6: Final answer
    x = 27,497.06

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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.