Home / 17,581.47-26,372.31-7,193.22

Finding the Fourth Proportional to 17,581.47, 26,372.31 and 7,193.22

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Solution

The fourth proportional to 17,581.47, 26,372.31 and 7,193.22 is: 10,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.47 : 26,372.31 = 7,193.22 : x
  2. Step 2: Convert to fraction form
    17,581.47/26,372.31 = 7,193.22/x
  3. Step 3: Cross multiply
    17,581.47x = 26,372.31 × 7,193.22
  4. Step 4: Simplify right side
    17,581.47x = 189,701,827.74
  5. Step 5: Solve for x
    x = 189,701,827.74/17,581.47
  6. Step 6: Final answer
    x = 10,789.87

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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.