Home / 22,512.60-33,841.80-18,187.20

Finding the Fourth Proportional to 22,512.60, 33,841.80 and 18,187.20

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Solution

The fourth proportional to 22,512.60, 33,841.80 and 18,187.20 is: 27,339.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,512.60 : 33,841.80 = 18,187.20 : x
  2. Step 2: Convert to fraction form
    22,512.60/33,841.80 = 18,187.20/x
  3. Step 3: Cross multiply
    22,512.60x = 33,841.80 × 18,187.20
  4. Step 4: Simplify right side
    22,512.60x = 615,487,584.96
  5. Step 5: Solve for x
    x = 615,487,584.96/22,512.60
  6. Step 6: Final answer
    x = 27,339.69

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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.