Home / 31,716.20-43,726.86-27,287.52

Finding the Fourth Proportional to 31,716.20, 43,726.86 and 27,287.52

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Solution

The fourth proportional to 31,716.20, 43,726.86 and 27,287.52 is: 37,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.20 : 43,726.86 = 27,287.52 : x
  2. Step 2: Convert to fraction form
    31,716.20/43,726.86 = 27,287.52/x
  3. Step 3: Cross multiply
    31,716.20x = 43,726.86 × 27,287.52
  4. Step 4: Simplify right side
    31,716.20x = 1,193,197,566.79
  5. Step 5: Solve for x
    x = 1,193,197,566.79/31,716.20
  6. Step 6: Final answer
    x = 37,621.08

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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.