Home / 16,766.72-25,122.06-11,828.20

Finding the Fourth Proportional to 16,766.72, 25,122.06 and 11,828.20

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Solution

The fourth proportional to 16,766.72, 25,122.06 and 11,828.20 is: 17,722.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.72 : 25,122.06 = 11,828.20 : x
  2. Step 2: Convert to fraction form
    16,766.72/25,122.06 = 11,828.20/x
  3. Step 3: Cross multiply
    16,766.72x = 25,122.06 × 11,828.20
  4. Step 4: Simplify right side
    16,766.72x = 297,148,750.09
  5. Step 5: Solve for x
    x = 297,148,750.09/16,766.72
  6. Step 6: Final answer
    x = 17,722.53

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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.