Home / 29,719.28-41,012.68-16,291.02

Finding the Fourth Proportional to 29,719.28, 41,012.68 and 16,291.02

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Solution

The fourth proportional to 29,719.28, 41,012.68 and 16,291.02 is: 22,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.28 : 41,012.68 = 16,291.02 : x
  2. Step 2: Convert to fraction form
    29,719.28/41,012.68 = 16,291.02/x
  3. Step 3: Cross multiply
    29,719.28x = 41,012.68 × 16,291.02
  4. Step 4: Simplify right side
    29,719.28x = 668,138,390.13
  5. Step 5: Solve for x
    x = 668,138,390.13/29,719.28
  6. Step 6: Final answer
    x = 22,481.65

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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.