Home / 18,340.39-27,512.12-5,862.19

Finding the Fourth Proportional to 18,340.39, 27,512.12 and 5,862.19

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Solution

The fourth proportional to 18,340.39, 27,512.12 and 5,862.19 is: 8,793.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.39 : 27,512.12 = 5,862.19 : x
  2. Step 2: Convert to fraction form
    18,340.39/27,512.12 = 5,862.19/x
  3. Step 3: Cross multiply
    18,340.39x = 27,512.12 × 5,862.19
  4. Step 4: Simplify right side
    18,340.39x = 161,281,274.74
  5. Step 5: Solve for x
    x = 161,281,274.74/18,340.39
  6. Step 6: Final answer
    x = 8,793.78

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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.