Home / 40,115.25-60,174.27-19,044.45

Finding the Fourth Proportional to 40,115.25, 60,174.27 and 19,044.45

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Solution

The fourth proportional to 40,115.25, 60,174.27 and 19,044.45 is: 28,567.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.25 : 60,174.27 = 19,044.45 : x
  2. Step 2: Convert to fraction form
    40,115.25/60,174.27 = 19,044.45/x
  3. Step 3: Cross multiply
    40,115.25x = 60,174.27 × 19,044.45
  4. Step 4: Simplify right side
    40,115.25x = 1,145,985,876.30
  5. Step 5: Solve for x
    x = 1,145,985,876.30/40,115.25
  6. Step 6: Final answer
    x = 28,567.34

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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.