Home / 17,909.70-26,867.79-5,902.49

Finding the Fourth Proportional to 17,909.70, 26,867.79 and 5,902.49

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Solution

The fourth proportional to 17,909.70, 26,867.79 and 5,902.49 is: 8,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.70 : 26,867.79 = 5,902.49 : x
  2. Step 2: Convert to fraction form
    17,909.70/26,867.79 = 5,902.49/x
  3. Step 3: Cross multiply
    17,909.70x = 26,867.79 × 5,902.49
  4. Step 4: Simplify right side
    17,909.70x = 158,586,861.80
  5. Step 5: Solve for x
    x = 158,586,861.80/17,909.70
  6. Step 6: Final answer
    x = 8,854.80

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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.