Home / 31,940.78-44,079.64-17,793.62

Finding the Fourth Proportional to 31,940.78, 44,079.64 and 17,793.62

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Solution

The fourth proportional to 31,940.78, 44,079.64 and 17,793.62 is: 24,555.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,940.78 : 44,079.64 = 17,793.62 : x
  2. Step 2: Convert to fraction form
    31,940.78/44,079.64 = 17,793.62/x
  3. Step 3: Cross multiply
    31,940.78x = 44,079.64 × 17,793.62
  4. Step 4: Simplify right side
    31,940.78x = 784,336,363.90
  5. Step 5: Solve for x
    x = 784,336,363.90/31,940.78
  6. Step 6: Final answer
    x = 24,555.96

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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.