Home / 31,720.32-47,599.92-25,169.04

Finding the Fourth Proportional to 31,720.32, 47,599.92 and 25,169.04

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Solution

The fourth proportional to 31,720.32, 47,599.92 and 25,169.04 is: 37,768.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,720.32 : 47,599.92 = 25,169.04 : x
  2. Step 2: Convert to fraction form
    31,720.32/47,599.92 = 25,169.04/x
  3. Step 3: Cross multiply
    31,720.32x = 47,599.92 × 25,169.04
  4. Step 4: Simplify right side
    31,720.32x = 1,198,044,290.48
  5. Step 5: Solve for x
    x = 1,198,044,290.48/31,720.32
  6. Step 6: Final answer
    x = 37,768.99

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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.