Home / 31,767.70-43,710.68-26,081.50

Finding the Fourth Proportional to 31,767.70, 43,710.68 and 26,081.50

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Solution

The fourth proportional to 31,767.70, 43,710.68 and 26,081.50 is: 35,886.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,767.70 : 43,710.68 = 26,081.50 : x
  2. Step 2: Convert to fraction form
    31,767.70/43,710.68 = 26,081.50/x
  3. Step 3: Cross multiply
    31,767.70x = 43,710.68 × 26,081.50
  4. Step 4: Simplify right side
    31,767.70x = 1,140,040,100.42
  5. Step 5: Solve for x
    x = 1,140,040,100.42/31,767.70
  6. Step 6: Final answer
    x = 35,886.77

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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.