Home / 47,483.05-71,189.20-15,874.41

Finding the Fourth Proportional to 47,483.05, 71,189.20 and 15,874.41

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Solution

The fourth proportional to 47,483.05, 71,189.20 and 15,874.41 is: 23,799.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,483.05 : 71,189.20 = 15,874.41 : x
  2. Step 2: Convert to fraction form
    47,483.05/71,189.20 = 15,874.41/x
  3. Step 3: Cross multiply
    47,483.05x = 71,189.20 × 15,874.41
  4. Step 4: Simplify right side
    47,483.05x = 1,130,086,729.66
  5. Step 5: Solve for x
    x = 1,130,086,729.66/47,483.05
  6. Step 6: Final answer
    x = 23,799.79

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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.