Home / 29,328-40,475.20-16,082.56

Finding the Fourth Proportional to 29,328, 40,475.20 and 16,082.56

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Solution

The fourth proportional to 29,328, 40,475.20 and 16,082.56 is: 22,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328 : 40,475.20 = 16,082.56 : x
  2. Step 2: Convert to fraction form
    29,328/40,475.20 = 16,082.56/x
  3. Step 3: Cross multiply
    29,328x = 40,475.20 × 16,082.56
  4. Step 4: Simplify right side
    29,328x = 650,944,832.51
  5. Step 5: Solve for x
    x = 650,944,832.51/29,328
  6. Step 6: Final answer
    x = 22,195.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.