Home / 31,981.28-44,134.24-17,835.04

Finding the Fourth Proportional to 31,981.28, 44,134.24 and 17,835.04

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Solution

The fourth proportional to 31,981.28, 44,134.24 and 17,835.04 is: 24,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,981.28 : 44,134.24 = 17,835.04 : x
  2. Step 2: Convert to fraction form
    31,981.28/44,134.24 = 17,835.04/x
  3. Step 3: Cross multiply
    31,981.28x = 44,134.24 × 17,835.04
  4. Step 4: Simplify right side
    31,981.28x = 787,135,935.77
  5. Step 5: Solve for x
    x = 787,135,935.77/31,981.28
  6. Step 6: Final answer
    x = 24,612.40

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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.