Home / 31,713.66-43,763.22-17,565.48

Finding the Fourth Proportional to 31,713.66, 43,763.22 and 17,565.48

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Solution

The fourth proportional to 31,713.66, 43,763.22 and 17,565.48 is: 24,239.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713.66 : 43,763.22 = 17,565.48 : x
  2. Step 2: Convert to fraction form
    31,713.66/43,763.22 = 17,565.48/x
  3. Step 3: Cross multiply
    31,713.66x = 43,763.22 × 17,565.48
  4. Step 4: Simplify right side
    31,713.66x = 768,721,965.65
  5. Step 5: Solve for x
    x = 768,721,965.65/31,713.66
  6. Step 6: Final answer
    x = 24,239.46

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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.