Home / 47,664.92-71,470-18,063.88

Finding the Fourth Proportional to 47,664.92, 71,470 and 18,063.88

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Solution

The fourth proportional to 47,664.92, 71,470 and 18,063.88 is: 27,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,664.92 : 71,470 = 18,063.88 : x
  2. Step 2: Convert to fraction form
    47,664.92/71,470 = 18,063.88/x
  3. Step 3: Cross multiply
    47,664.92x = 71,470 × 18,063.88
  4. Step 4: Simplify right side
    47,664.92x = 1,291,025,503.60
  5. Step 5: Solve for x
    x = 1,291,025,503.60/47,664.92
  6. Step 6: Final answer
    x = 27,085.44

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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.