Home / 17,917.71-26,876.64-5,437.85

Finding the Fourth Proportional to 17,917.71, 26,876.64 and 5,437.85

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Solution

The fourth proportional to 17,917.71, 26,876.64 and 5,437.85 is: 8,156.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.71 : 26,876.64 = 5,437.85 : x
  2. Step 2: Convert to fraction form
    17,917.71/26,876.64 = 5,437.85/x
  3. Step 3: Cross multiply
    17,917.71x = 26,876.64 × 5,437.85
  4. Step 4: Simplify right side
    17,917.71x = 146,151,002.44
  5. Step 5: Solve for x
    x = 146,151,002.44/17,917.71
  6. Step 6: Final answer
    x = 8,156.79

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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.