Home / 31,739.45-43,766.33-26,758.55

Finding the Fourth Proportional to 31,739.45, 43,766.33 and 26,758.55

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Solution

The fourth proportional to 31,739.45, 43,766.33 and 26,758.55 is: 36,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,739.45 : 43,766.33 = 26,758.55 : x
  2. Step 2: Convert to fraction form
    31,739.45/43,766.33 = 26,758.55/x
  3. Step 3: Cross multiply
    31,739.45x = 43,766.33 × 26,758.55
  4. Step 4: Simplify right side
    31,739.45x = 1,171,123,505.24
  5. Step 5: Solve for x
    x = 1,171,123,505.24/31,739.45
  6. Step 6: Final answer
    x = 36,898.05

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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.