Home / 31,981.44-44,134.66-17,835.20

Finding the Fourth Proportional to 31,981.44, 44,134.66 and 17,835.20

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Solution

The fourth proportional to 31,981.44, 44,134.66 and 17,835.20 is: 24,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,981.44 : 44,134.66 = 17,835.20 : x
  2. Step 2: Convert to fraction form
    31,981.44/44,134.66 = 17,835.20/x
  3. Step 3: Cross multiply
    31,981.44x = 44,134.66 × 17,835.20
  4. Step 4: Simplify right side
    31,981.44x = 787,150,488.03
  5. Step 5: Solve for x
    x = 787,150,488.03/31,981.44
  6. Step 6: Final answer
    x = 24,612.73

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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.