Home / 31,751.10-47,578.05-26,793.90

Finding the Fourth Proportional to 31,751.10, 47,578.05 and 26,793.90

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Solution

The fourth proportional to 31,751.10, 47,578.05 and 26,793.90 is: 40,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,751.10 : 47,578.05 = 26,793.90 : x
  2. Step 2: Convert to fraction form
    31,751.10/47,578.05 = 26,793.90/x
  3. Step 3: Cross multiply
    31,751.10x = 47,578.05 × 26,793.90
  4. Step 4: Simplify right side
    31,751.10x = 1,274,801,513.90
  5. Step 5: Solve for x
    x = 1,274,801,513.90/31,751.10
  6. Step 6: Final answer
    x = 40,149.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.