Home / 47,616.72-71,425.64-18,026.60

Finding the Fourth Proportional to 47,616.72, 71,425.64 and 18,026.60

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Solution

The fourth proportional to 47,616.72, 71,425.64 and 18,026.60 is: 27,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,616.72 : 71,425.64 = 18,026.60 : x
  2. Step 2: Convert to fraction form
    47,616.72/71,425.64 = 18,026.60/x
  3. Step 3: Cross multiply
    47,616.72x = 71,425.64 × 18,026.60
  4. Step 4: Simplify right side
    47,616.72x = 1,287,561,442.02
  5. Step 5: Solve for x
    x = 1,287,561,442.02/47,616.72
  6. Step 6: Final answer
    x = 27,040.11

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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.