Home / 47,740.74-71,611.14-18,151.74

Finding the Fourth Proportional to 47,740.74, 71,611.14 and 18,151.74

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Solution

The fourth proportional to 47,740.74, 71,611.14 and 18,151.74 is: 27,227.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,740.74 : 71,611.14 = 18,151.74 : x
  2. Step 2: Convert to fraction form
    47,740.74/71,611.14 = 18,151.74/x
  3. Step 3: Cross multiply
    47,740.74x = 71,611.14 × 18,151.74
  4. Step 4: Simplify right side
    47,740.74x = 1,299,866,794.38
  5. Step 5: Solve for x
    x = 1,299,866,794.38/47,740.74
  6. Step 6: Final answer
    x = 27,227.62

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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.