Home / 40,170.11-55,433.88-22,264.94

Finding the Fourth Proportional to 40,170.11, 55,433.88 and 22,264.94

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Solution

The fourth proportional to 40,170.11, 55,433.88 and 22,264.94 is: 30,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,170.11 : 55,433.88 = 22,264.94 : x
  2. Step 2: Convert to fraction form
    40,170.11/55,433.88 = 22,264.94/x
  3. Step 3: Cross multiply
    40,170.11x = 55,433.88 × 22,264.94
  4. Step 4: Simplify right side
    40,170.11x = 1,234,232,150.75
  5. Step 5: Solve for x
    x = 1,234,232,150.75/40,170.11
  6. Step 6: Final answer
    x = 30,725.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.