Home / 31,748.94-43,713.77-26,958.78

Finding the Fourth Proportional to 31,748.94, 43,713.77 and 26,958.78

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Solution

The fourth proportional to 31,748.94, 43,713.77 and 26,958.78 is: 37,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748.94 : 43,713.77 = 26,958.78 : x
  2. Step 2: Convert to fraction form
    31,748.94/43,713.77 = 26,958.78/x
  3. Step 3: Cross multiply
    31,748.94x = 43,713.77 × 26,958.78
  4. Step 4: Simplify right side
    31,748.94x = 1,178,469,773.61
  5. Step 5: Solve for x
    x = 1,178,469,773.61/31,748.94
  6. Step 6: Final answer
    x = 37,118.40

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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.