Home / 29,917.64-41,288.14-16,488.86

Finding the Fourth Proportional to 29,917.64, 41,288.14 and 16,488.86

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Solution

The fourth proportional to 29,917.64, 41,288.14 and 16,488.86 is: 22,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,917.64 : 41,288.14 = 16,488.86 : x
  2. Step 2: Convert to fraction form
    29,917.64/41,288.14 = 16,488.86/x
  3. Step 3: Cross multiply
    29,917.64x = 41,288.14 × 16,488.86
  4. Step 4: Simplify right side
    29,917.64x = 680,794,360.12
  5. Step 5: Solve for x
    x = 680,794,360.12/29,917.64
  6. Step 6: Final answer
    x = 22,755.62

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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.