Home / 31,348.38-43,261.65-17,202.15

Finding the Fourth Proportional to 31,348.38, 43,261.65 and 17,202.15

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Solution

The fourth proportional to 31,348.38, 43,261.65 and 17,202.15 is: 23,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.38 : 43,261.65 = 17,202.15 : x
  2. Step 2: Convert to fraction form
    31,348.38/43,261.65 = 17,202.15/x
  3. Step 3: Cross multiply
    31,348.38x = 43,261.65 × 17,202.15
  4. Step 4: Simplify right side
    31,348.38x = 744,193,392.55
  5. Step 5: Solve for x
    x = 744,193,392.55/31,348.38
  6. Step 6: Final answer
    x = 23,739.45

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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.