Home / 27,648.18-41,463.77-7,921.44

Finding the Fourth Proportional to 27,648.18, 41,463.77 and 7,921.44

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Solution

The fourth proportional to 27,648.18, 41,463.77 and 7,921.44 is: 11,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648.18 : 41,463.77 = 7,921.44 : x
  2. Step 2: Convert to fraction form
    27,648.18/41,463.77 = 7,921.44/x
  3. Step 3: Cross multiply
    27,648.18x = 41,463.77 × 7,921.44
  4. Step 4: Simplify right side
    27,648.18x = 328,452,726.62
  5. Step 5: Solve for x
    x = 328,452,726.62/27,648.18
  6. Step 6: Final answer
    x = 11,879.72

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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.