Home / 17,581.68-26,372.34-5,269.68

Finding the Fourth Proportional to 17,581.68, 26,372.34 and 5,269.68

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Solution

The fourth proportional to 17,581.68, 26,372.34 and 5,269.68 is: 7,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.68 : 26,372.34 = 5,269.68 : x
  2. Step 2: Convert to fraction form
    17,581.68/26,372.34 = 5,269.68/x
  3. Step 3: Cross multiply
    17,581.68x = 26,372.34 × 5,269.68
  4. Step 4: Simplify right side
    17,581.68x = 138,973,792.65
  5. Step 5: Solve for x
    x = 138,973,792.65/17,581.68
  6. Step 6: Final answer
    x = 7,904.47

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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.