Home / 31,182.03-43,028.96-17,031.87

Finding the Fourth Proportional to 31,182.03, 43,028.96 and 17,031.87

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Solution

The fourth proportional to 31,182.03, 43,028.96 and 17,031.87 is: 23,502.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,182.03 : 43,028.96 = 17,031.87 : x
  2. Step 2: Convert to fraction form
    31,182.03/43,028.96 = 17,031.87/x
  3. Step 3: Cross multiply
    31,182.03x = 43,028.96 × 17,031.87
  4. Step 4: Simplify right side
    31,182.03x = 732,863,567.80
  5. Step 5: Solve for x
    x = 732,863,567.80/31,182.03
  6. Step 6: Final answer
    x = 23,502.75

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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.