Home / 31,344.47-43,255.37-17,197.01

Finding the Fourth Proportional to 31,344.47, 43,255.37 and 17,197.01

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Solution

The fourth proportional to 31,344.47, 43,255.37 and 17,197.01 is: 23,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.47 : 43,255.37 = 17,197.01 : x
  2. Step 2: Convert to fraction form
    31,344.47/43,255.37 = 17,197.01/x
  3. Step 3: Cross multiply
    31,344.47x = 43,255.37 × 17,197.01
  4. Step 4: Simplify right side
    31,344.47x = 743,862,922.63
  5. Step 5: Solve for x
    x = 743,862,922.63/31,344.47
  6. Step 6: Final answer
    x = 23,731.87

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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.