Home / 47,375.88-71,040.02-15,774.77

Finding the Fourth Proportional to 47,375.88, 71,040.02 and 15,774.77

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Solution

The fourth proportional to 47,375.88, 71,040.02 and 15,774.77 is: 23,654.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,375.88 : 71,040.02 = 15,774.77 : x
  2. Step 2: Convert to fraction form
    47,375.88/71,040.02 = 15,774.77/x
  3. Step 3: Cross multiply
    47,375.88x = 71,040.02 × 15,774.77
  4. Step 4: Simplify right side
    47,375.88x = 1,120,639,976.30
  5. Step 5: Solve for x
    x = 1,120,639,976.30/47,375.88
  6. Step 6: Final answer
    x = 23,654.23

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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.