Home / 47,372.56-71,043.44-15,774.12

Finding the Fourth Proportional to 47,372.56, 71,043.44 and 15,774.12

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Solution

The fourth proportional to 47,372.56, 71,043.44 and 15,774.12 is: 23,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,372.56 : 71,043.44 = 15,774.12 : x
  2. Step 2: Convert to fraction form
    47,372.56/71,043.44 = 15,774.12/x
  3. Step 3: Cross multiply
    47,372.56x = 71,043.44 × 15,774.12
  4. Step 4: Simplify right side
    47,372.56x = 1,120,647,668.90
  5. Step 5: Solve for x
    x = 1,120,647,668.90/47,372.56
  6. Step 6: Final answer
    x = 23,656.05

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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.