Home / 16,849.16-25,253.24-11,920.22

Finding the Fourth Proportional to 16,849.16, 25,253.24 and 11,920.22

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Solution

The fourth proportional to 16,849.16, 25,253.24 and 11,920.22 is: 17,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,849.16 : 25,253.24 = 11,920.22 : x
  2. Step 2: Convert to fraction form
    16,849.16/25,253.24 = 11,920.22/x
  3. Step 3: Cross multiply
    16,849.16x = 25,253.24 × 11,920.22
  4. Step 4: Simplify right side
    16,849.16x = 301,023,990.65
  5. Step 5: Solve for x
    x = 301,023,990.65/16,849.16
  6. Step 6: Final answer
    x = 17,865.82

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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.