Home / 31,397.26-43,327.74-17,057.02

Finding the Fourth Proportional to 31,397.26, 43,327.74 and 17,057.02

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Solution

The fourth proportional to 31,397.26, 43,327.74 and 17,057.02 is: 23,538.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,397.26 : 43,327.74 = 17,057.02 : x
  2. Step 2: Convert to fraction form
    31,397.26/43,327.74 = 17,057.02/x
  3. Step 3: Cross multiply
    31,397.26x = 43,327.74 × 17,057.02
  4. Step 4: Simplify right side
    31,397.26x = 739,042,127.73
  5. Step 5: Solve for x
    x = 739,042,127.73/31,397.26
  6. Step 6: Final answer
    x = 23,538.43

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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.