Home / 47,847.11-71,786.03-14,573.61

Finding the Fourth Proportional to 47,847.11, 71,786.03 and 14,573.61

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Solution

The fourth proportional to 47,847.11, 71,786.03 and 14,573.61 is: 21,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,847.11 : 71,786.03 = 14,573.61 : x
  2. Step 2: Convert to fraction form
    47,847.11/71,786.03 = 14,573.61/x
  3. Step 3: Cross multiply
    47,847.11x = 71,786.03 × 14,573.61
  4. Step 4: Simplify right side
    47,847.11x = 1,046,181,531.80
  5. Step 5: Solve for x
    x = 1,046,181,531.80/47,847.11
  6. Step 6: Final answer
    x = 21,865.10

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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.