Home / 40,381.20-55,725.57-23,614.20

Finding the Fourth Proportional to 40,381.20, 55,725.57 and 23,614.20

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Solution

The fourth proportional to 40,381.20, 55,725.57 and 23,614.20 is: 32,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,381.20 : 55,725.57 = 23,614.20 : x
  2. Step 2: Convert to fraction form
    40,381.20/55,725.57 = 23,614.20/x
  3. Step 3: Cross multiply
    40,381.20x = 55,725.57 × 23,614.20
  4. Step 4: Simplify right side
    40,381.20x = 1,315,914,755.09
  5. Step 5: Solve for x
    x = 1,315,914,755.09/40,381.20
  6. Step 6: Final answer
    x = 32,587.31

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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.