Home / 31,182.64-43,029.96-17,035.44

Finding the Fourth Proportional to 31,182.64, 43,029.96 and 17,035.44

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Solution

The fourth proportional to 31,182.64, 43,029.96 and 17,035.44 is: 23,507.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,182.64 : 43,029.96 = 17,035.44 : x
  2. Step 2: Convert to fraction form
    31,182.64/43,029.96 = 17,035.44/x
  3. Step 3: Cross multiply
    31,182.64x = 43,029.96 × 17,035.44
  4. Step 4: Simplify right side
    31,182.64x = 733,034,301.78
  5. Step 5: Solve for x
    x = 733,034,301.78/31,182.64
  6. Step 6: Final answer
    x = 23,507.77

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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.