Home / 34,634.26-47,795.31-18,718.73

Finding the Fourth Proportional to 34,634.26, 47,795.31 and 18,718.73

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Solution

The fourth proportional to 34,634.26, 47,795.31 and 18,718.73 is: 25,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,634.26 : 47,795.31 = 18,718.73 : x
  2. Step 2: Convert to fraction form
    34,634.26/47,795.31 = 18,718.73/x
  3. Step 3: Cross multiply
    34,634.26x = 47,795.31 × 18,718.73
  4. Step 4: Simplify right side
    34,634.26x = 894,667,170.59
  5. Step 5: Solve for x
    x = 894,667,170.59/34,634.26
  6. Step 6: Final answer
    x = 25,831.86

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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.