Home / 31,768.20-43,711.38-26,082

Finding the Fourth Proportional to 31,768.20, 43,711.38 and 26,082

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Solution

The fourth proportional to 31,768.20, 43,711.38 and 26,082 is: 35,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,768.20 : 43,711.38 = 26,082 : x
  2. Step 2: Convert to fraction form
    31,768.20/43,711.38 = 26,082/x
  3. Step 3: Cross multiply
    31,768.20x = 43,711.38 × 26,082
  4. Step 4: Simplify right side
    31,768.20x = 1,140,080,213.16
  5. Step 5: Solve for x
    x = 1,140,080,213.16/31,768.20
  6. Step 6: Final answer
    x = 35,887.47

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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.