Home / 22,782.11-34,195.03-11,103.53

Finding the Fourth Proportional to 22,782.11, 34,195.03 and 11,103.53

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Solution

The fourth proportional to 22,782.11, 34,195.03 and 11,103.53 is: 16,665.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,782.11 : 34,195.03 = 11,103.53 : x
  2. Step 2: Convert to fraction form
    22,782.11/34,195.03 = 11,103.53/x
  3. Step 3: Cross multiply
    22,782.11x = 34,195.03 × 11,103.53
  4. Step 4: Simplify right side
    22,782.11x = 379,685,342.72
  5. Step 5: Solve for x
    x = 379,685,342.72/22,782.11
  6. Step 6: Final answer
    x = 16,665.95

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1.5x scale

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.