Home / 31,708.34-47,585.57-25,542.78

Finding the Fourth Proportional to 31,708.34, 47,585.57 and 25,542.78

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Solution

The fourth proportional to 31,708.34, 47,585.57 and 25,542.78 is: 38,332.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,708.34 : 47,585.57 = 25,542.78 : x
  2. Step 2: Convert to fraction form
    31,708.34/47,585.57 = 25,542.78/x
  3. Step 3: Cross multiply
    31,708.34x = 47,585.57 × 25,542.78
  4. Step 4: Simplify right side
    31,708.34x = 1,215,467,617.97
  5. Step 5: Solve for x
    x = 1,215,467,617.97/31,708.34
  6. Step 6: Final answer
    x = 38,332.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.