Home / 40,385.26-55,731.06-22,480.24

Finding the Fourth Proportional to 40,385.26, 55,731.06 and 22,480.24

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Solution

The fourth proportional to 40,385.26, 55,731.06 and 22,480.24 is: 31,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,385.26 : 55,731.06 = 22,480.24 : x
  2. Step 2: Convert to fraction form
    40,385.26/55,731.06 = 22,480.24/x
  3. Step 3: Cross multiply
    40,385.26x = 55,731.06 × 22,480.24
  4. Step 4: Simplify right side
    40,385.26x = 1,252,847,604.25
  5. Step 5: Solve for x
    x = 1,252,847,604.25/40,385.26
  6. Step 6: Final answer
    x = 31,022.40

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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.