Home / 31,731.52-43,791.08-17,584.44

Finding the Fourth Proportional to 31,731.52, 43,791.08 and 17,584.44

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Solution

The fourth proportional to 31,731.52, 43,791.08 and 17,584.44 is: 24,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,731.52 : 43,791.08 = 17,584.44 : x
  2. Step 2: Convert to fraction form
    31,731.52/43,791.08 = 17,584.44/x
  3. Step 3: Cross multiply
    31,731.52x = 43,791.08 × 17,584.44
  4. Step 4: Simplify right side
    31,731.52x = 770,041,618.80
  5. Step 5: Solve for x
    x = 770,041,618.80/31,731.52
  6. Step 6: Final answer
    x = 24,267.40

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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.