Home / 31,176.92-43,022.38-17,751.44

Finding the Fourth Proportional to 31,176.92, 43,022.38 and 17,751.44

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Solution

The fourth proportional to 31,176.92, 43,022.38 and 17,751.44 is: 24,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176.92 : 43,022.38 = 17,751.44 : x
  2. Step 2: Convert to fraction form
    31,176.92/43,022.38 = 17,751.44/x
  3. Step 3: Cross multiply
    31,176.92x = 43,022.38 × 17,751.44
  4. Step 4: Simplify right side
    31,176.92x = 763,709,197.23
  5. Step 5: Solve for x
    x = 763,709,197.23/31,176.92
  6. Step 6: Final answer
    x = 24,495.98

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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.