Home / 26,756.78-40,161.36-22,342.68

Finding the Fourth Proportional to 26,756.78, 40,161.36 and 22,342.68

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Solution

The fourth proportional to 26,756.78, 40,161.36 and 22,342.68 is: 33,535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,756.78 : 40,161.36 = 22,342.68 : x
  2. Step 2: Convert to fraction form
    26,756.78/40,161.36 = 22,342.68/x
  3. Step 3: Cross multiply
    26,756.78x = 40,161.36 × 22,342.68
  4. Step 4: Simplify right side
    26,756.78x = 897,312,414.84
  5. Step 5: Solve for x
    x = 897,312,414.84/26,756.78
  6. Step 6: Final answer
    x = 33,535.90

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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.