Home / 47,591.62-71,397.45-18,008.80

Finding the Fourth Proportional to 47,591.62, 71,397.45 and 18,008.80

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Solution

The fourth proportional to 47,591.62, 71,397.45 and 18,008.80 is: 27,016.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591.62 : 71,397.45 = 18,008.80 : x
  2. Step 2: Convert to fraction form
    47,591.62/71,397.45 = 18,008.80/x
  3. Step 3: Cross multiply
    47,591.62x = 71,397.45 × 18,008.80
  4. Step 4: Simplify right side
    47,591.62x = 1,285,782,219.07
  5. Step 5: Solve for x
    x = 1,285,782,219.07/47,591.62
  6. Step 6: Final answer
    x = 27,016.99

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1.5x scale

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.