Home / 47,610.57-71,425.86-18,027.75

Finding the Fourth Proportional to 47,610.57, 71,425.86 and 18,027.75

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Solution

The fourth proportional to 47,610.57, 71,425.86 and 18,027.75 is: 27,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,610.57 : 71,425.86 = 18,027.75 : x
  2. Step 2: Convert to fraction form
    47,610.57/71,425.86 = 18,027.75/x
  3. Step 3: Cross multiply
    47,610.57x = 71,425.86 × 18,027.75
  4. Step 4: Simplify right side
    47,610.57x = 1,287,647,547.62
  5. Step 5: Solve for x
    x = 1,287,647,547.62/47,610.57
  6. Step 6: Final answer
    x = 27,045.41

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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.