Home / 31,981.72-44,135.58-17,834.44

Finding the Fourth Proportional to 31,981.72, 44,135.58 and 17,834.44

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Solution

The fourth proportional to 31,981.72, 44,135.58 and 17,834.44 is: 24,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,981.72 : 44,135.58 = 17,834.44 : x
  2. Step 2: Convert to fraction form
    31,981.72/44,135.58 = 17,834.44/x
  3. Step 3: Cross multiply
    31,981.72x = 44,135.58 × 17,834.44
  4. Step 4: Simplify right side
    31,981.72x = 787,133,353.38
  5. Step 5: Solve for x
    x = 787,133,353.38/31,981.72
  6. Step 6: Final answer
    x = 24,611.98

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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.