Home / 29,919.96-41,289.28-16,491.76

Finding the Fourth Proportional to 29,919.96, 41,289.28 and 16,491.76

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Solution

The fourth proportional to 29,919.96, 41,289.28 and 16,491.76 is: 22,758.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,919.96 : 41,289.28 = 16,491.76 : x
  2. Step 2: Convert to fraction form
    29,919.96/41,289.28 = 16,491.76/x
  3. Step 3: Cross multiply
    29,919.96x = 41,289.28 × 16,491.76
  4. Step 4: Simplify right side
    29,919.96x = 680,932,896.33
  5. Step 5: Solve for x
    x = 680,932,896.33/29,919.96
  6. Step 6: Final answer
    x = 22,758.48

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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.