Home / 17,699.09-26,545.25-5,219.69

Finding the Fourth Proportional to 17,699.09, 26,545.25 and 5,219.69

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Solution

The fourth proportional to 17,699.09, 26,545.25 and 5,219.69 is: 7,828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,699.09 : 26,545.25 = 5,219.69 : x
  2. Step 2: Convert to fraction form
    17,699.09/26,545.25 = 5,219.69/x
  3. Step 3: Cross multiply
    17,699.09x = 26,545.25 × 5,219.69
  4. Step 4: Simplify right side
    17,699.09x = 138,557,856.30
  5. Step 5: Solve for x
    x = 138,557,856.30/17,699.09
  6. Step 6: Final answer
    x = 7,828.53

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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.