Home / 22,082.44-33,108-10,389.28

Finding the Fourth Proportional to 22,082.44, 33,108 and 10,389.28

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Solution

The fourth proportional to 22,082.44, 33,108 and 10,389.28 is: 15,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,082.44 : 33,108 = 10,389.28 : x
  2. Step 2: Convert to fraction form
    22,082.44/33,108 = 10,389.28/x
  3. Step 3: Cross multiply
    22,082.44x = 33,108 × 10,389.28
  4. Step 4: Simplify right side
    22,082.44x = 343,968,282.24
  5. Step 5: Solve for x
    x = 343,968,282.24/22,082.44
  6. Step 6: Final answer
    x = 15,576.55

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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.