Home / 31,766.12-43,842.49-17,623.52

Finding the Fourth Proportional to 31,766.12, 43,842.49 and 17,623.52

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Solution

The fourth proportional to 31,766.12, 43,842.49 and 17,623.52 is: 24,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,766.12 : 43,842.49 = 17,623.52 : x
  2. Step 2: Convert to fraction form
    31,766.12/43,842.49 = 17,623.52/x
  3. Step 3: Cross multiply
    31,766.12x = 43,842.49 × 17,623.52
  4. Step 4: Simplify right side
    31,766.12x = 772,658,736.09
  5. Step 5: Solve for x
    x = 772,658,736.09/31,766.12
  6. Step 6: Final answer
    x = 24,323.36

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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.