Home / 22,851.82-34,206.66-20,913.94

Finding the Fourth Proportional to 22,851.82, 34,206.66 and 20,913.94

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Solution

The fourth proportional to 22,851.82, 34,206.66 and 20,913.94 is: 31,305.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,851.82 : 34,206.66 = 20,913.94 : x
  2. Step 2: Convert to fraction form
    22,851.82/34,206.66 = 20,913.94/x
  3. Step 3: Cross multiply
    22,851.82x = 34,206.66 × 20,913.94
  4. Step 4: Simplify right side
    22,851.82x = 715,396,034.84
  5. Step 5: Solve for x
    x = 715,396,034.84/22,851.82
  6. Step 6: Final answer
    x = 31,305.87

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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.