Home / 31,981.76-44,135.52-17,836

Finding the Fourth Proportional to 31,981.76, 44,135.52 and 17,836

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Solution

The fourth proportional to 31,981.76, 44,135.52 and 17,836 is: 24,614.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,981.76 : 44,135.52 = 17,836 : x
  2. Step 2: Convert to fraction form
    31,981.76/44,135.52 = 17,836/x
  3. Step 3: Cross multiply
    31,981.76x = 44,135.52 × 17,836
  4. Step 4: Simplify right side
    31,981.76x = 787,201,134.72
  5. Step 5: Solve for x
    x = 787,201,134.72/31,981.76
  6. Step 6: Final answer
    x = 24,614.07

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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.