Home / 31,990.87-44,147.45-17,844.62

Finding the Fourth Proportional to 31,990.87, 44,147.45 and 17,844.62

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Solution

The fourth proportional to 31,990.87, 44,147.45 and 17,844.62 is: 24,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,990.87 : 44,147.45 = 17,844.62 : x
  2. Step 2: Convert to fraction form
    31,990.87/44,147.45 = 17,844.62/x
  3. Step 3: Cross multiply
    31,990.87x = 44,147.45 × 17,844.62
  4. Step 4: Simplify right side
    31,990.87x = 787,794,469.22
  5. Step 5: Solve for x
    x = 787,794,469.22/31,990.87
  6. Step 6: Final answer
    x = 24,625.60

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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.