Home / 47,487.36-71,180.80-17,892.36

Finding the Fourth Proportional to 47,487.36, 71,180.80 and 17,892.36

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Solution

The fourth proportional to 47,487.36, 71,180.80 and 17,892.36 is: 26,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,487.36 : 71,180.80 = 17,892.36 : x
  2. Step 2: Convert to fraction form
    47,487.36/71,180.80 = 17,892.36/x
  3. Step 3: Cross multiply
    47,487.36x = 71,180.80 × 17,892.36
  4. Step 4: Simplify right side
    47,487.36x = 1,273,592,498.69
  5. Step 5: Solve for x
    x = 1,273,592,498.69/47,487.36
  6. Step 6: Final answer
    x = 26,819.61

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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.