Home / 31,304.85-43,245.19-25,246.18

Finding the Fourth Proportional to 31,304.85, 43,245.19 and 25,246.18

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Solution

The fourth proportional to 31,304.85, 43,245.19 and 25,246.18 is: 34,875.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,304.85 : 43,245.19 = 25,246.18 : x
  2. Step 2: Convert to fraction form
    31,304.85/43,245.19 = 25,246.18/x
  3. Step 3: Cross multiply
    31,304.85x = 43,245.19 × 25,246.18
  4. Step 4: Simplify right side
    31,304.85x = 1,091,775,936.49
  5. Step 5: Solve for x
    x = 1,091,775,936.49/31,304.85
  6. Step 6: Final answer
    x = 34,875.61

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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.