Home / 31,695.30-43,734.94-17,548.11

Finding the Fourth Proportional to 31,695.30, 43,734.94 and 17,548.11

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Solution

The fourth proportional to 31,695.30, 43,734.94 and 17,548.11 is: 24,213.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,695.30 : 43,734.94 = 17,548.11 : x
  2. Step 2: Convert to fraction form
    31,695.30/43,734.94 = 17,548.11/x
  3. Step 3: Cross multiply
    31,695.30x = 43,734.94 × 17,548.11
  4. Step 4: Simplify right side
    31,695.30x = 767,465,494.09
  5. Step 5: Solve for x
    x = 767,465,494.09/31,695.30
  6. Step 6: Final answer
    x = 24,213.86

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1.5x scale

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.