Home / 22,577.20-33,817.20-18,689.20

Finding the Fourth Proportional to 22,577.20, 33,817.20 and 18,689.20

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Solution

The fourth proportional to 22,577.20, 33,817.20 and 18,689.20 is: 27,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577.20 : 33,817.20 = 18,689.20 : x
  2. Step 2: Convert to fraction form
    22,577.20/33,817.20 = 18,689.20/x
  3. Step 3: Cross multiply
    22,577.20x = 33,817.20 × 18,689.20
  4. Step 4: Simplify right side
    22,577.20x = 632,016,414.24
  5. Step 5: Solve for x
    x = 632,016,414.24/22,577.20
  6. Step 6: Final answer
    x = 27,993.57

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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.