Home / 31,339.38-43,248.34-17,192.25

Finding the Fourth Proportional to 31,339.38, 43,248.34 and 17,192.25

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Solution

The fourth proportional to 31,339.38, 43,248.34 and 17,192.25 is: 23,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,339.38 : 43,248.34 = 17,192.25 : x
  2. Step 2: Convert to fraction form
    31,339.38/43,248.34 = 17,192.25/x
  3. Step 3: Cross multiply
    31,339.38x = 43,248.34 × 17,192.25
  4. Step 4: Simplify right side
    31,339.38x = 743,536,273.37
  5. Step 5: Solve for x
    x = 743,536,273.37/31,339.38
  6. Step 6: Final answer
    x = 23,725.30

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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.