Home / 31,344.75-43,256.16-17,197.29

Finding the Fourth Proportional to 31,344.75, 43,256.16 and 17,197.29

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Solution

The fourth proportional to 31,344.75, 43,256.16 and 17,197.29 is: 23,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.75 : 43,256.16 = 17,197.29 : x
  2. Step 2: Convert to fraction form
    31,344.75/43,256.16 = 17,197.29/x
  3. Step 3: Cross multiply
    31,344.75x = 43,256.16 × 17,197.29
  4. Step 4: Simplify right side
    31,344.75x = 743,888,727.81
  5. Step 5: Solve for x
    x = 743,888,727.81/31,344.75
  6. Step 6: Final answer
    x = 23,732.48

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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.