Home / 31,534.68-43,519.74-17,387.48

Finding the Fourth Proportional to 31,534.68, 43,519.74 and 17,387.48

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Solution

The fourth proportional to 31,534.68, 43,519.74 and 17,387.48 is: 23,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,534.68 : 43,519.74 = 17,387.48 : x
  2. Step 2: Convert to fraction form
    31,534.68/43,519.74 = 17,387.48/x
  3. Step 3: Cross multiply
    31,534.68x = 43,519.74 × 17,387.48
  4. Step 4: Simplify right side
    31,534.68x = 756,698,608.86
  5. Step 5: Solve for x
    x = 756,698,608.86/31,534.68
  6. Step 6: Final answer
    x = 23,995.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.