Home / 18,132.18-27,187.20-16,585.26

Finding the Fourth Proportional to 18,132.18, 27,187.20 and 16,585.26

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Solution

The fourth proportional to 18,132.18, 27,187.20 and 16,585.26 is: 24,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.18 : 27,187.20 = 16,585.26 : x
  2. Step 2: Convert to fraction form
    18,132.18/27,187.20 = 16,585.26/x
  3. Step 3: Cross multiply
    18,132.18x = 27,187.20 × 16,585.26
  4. Step 4: Simplify right side
    18,132.18x = 450,906,780.67
  5. Step 5: Solve for x
    x = 450,906,780.67/18,132.18
  6. Step 6: Final answer
    x = 24,867.76

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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.