Home / 22,207.82-33,328.16-10,521.06

Finding the Fourth Proportional to 22,207.82, 33,328.16 and 10,521.06

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Solution

The fourth proportional to 22,207.82, 33,328.16 and 10,521.06 is: 15,789.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.82 : 33,328.16 = 10,521.06 : x
  2. Step 2: Convert to fraction form
    22,207.82/33,328.16 = 10,521.06/x
  3. Step 3: Cross multiply
    22,207.82x = 33,328.16 × 10,521.06
  4. Step 4: Simplify right side
    22,207.82x = 350,647,571.05
  5. Step 5: Solve for x
    x = 350,647,571.05/22,207.82
  6. Step 6: Final answer
    x = 15,789.37

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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.