Home / 18,340.86-27,512.82-5,862.66

Finding the Fourth Proportional to 18,340.86, 27,512.82 and 5,862.66

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Solution

The fourth proportional to 18,340.86, 27,512.82 and 5,862.66 is: 8,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.86 : 27,512.82 = 5,862.66 : x
  2. Step 2: Convert to fraction form
    18,340.86/27,512.82 = 5,862.66/x
  3. Step 3: Cross multiply
    18,340.86x = 27,512.82 × 5,862.66
  4. Step 4: Simplify right side
    18,340.86x = 161,298,309.30
  5. Step 5: Solve for x
    x = 161,298,309.30/18,340.86
  6. Step 6: Final answer
    x = 8,794.48

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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.