Home / 31,543.43-43,529.97-17,203.29

Finding the Fourth Proportional to 31,543.43, 43,529.97 and 17,203.29

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Solution

The fourth proportional to 31,543.43, 43,529.97 and 17,203.29 is: 23,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.43 : 43,529.97 = 17,203.29 : x
  2. Step 2: Convert to fraction form
    31,543.43/43,529.97 = 17,203.29/x
  3. Step 3: Cross multiply
    31,543.43x = 43,529.97 × 17,203.29
  4. Step 4: Simplify right side
    31,543.43x = 748,858,393.94
  5. Step 5: Solve for x
    x = 748,858,393.94/31,543.43
  6. Step 6: Final answer
    x = 23,740.55

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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.