Home / 16,766.33-25,125.85-13,240.80

Finding the Fourth Proportional to 16,766.33, 25,125.85 and 13,240.80

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Solution

The fourth proportional to 16,766.33, 25,125.85 and 13,240.80 is: 19,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.33 : 25,125.85 = 13,240.80 : x
  2. Step 2: Convert to fraction form
    16,766.33/25,125.85 = 13,240.80/x
  3. Step 3: Cross multiply
    16,766.33x = 25,125.85 × 13,240.80
  4. Step 4: Simplify right side
    16,766.33x = 332,686,296.75
  5. Step 5: Solve for x
    x = 332,686,296.75/16,766.33
  6. Step 6: Final answer
    x = 19,842.53

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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.