Home / 13,581.96-20,404.11-9,588.52

Finding the Fourth Proportional to 13,581.96, 20,404.11 and 9,588.52

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Solution

The fourth proportional to 13,581.96, 20,404.11 and 9,588.52 is: 14,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,581.96 : 20,404.11 = 9,588.52 : x
  2. Step 2: Convert to fraction form
    13,581.96/20,404.11 = 9,588.52/x
  3. Step 3: Cross multiply
    13,581.96x = 20,404.11 × 9,588.52
  4. Step 4: Simplify right side
    13,581.96x = 195,645,216.82
  5. Step 5: Solve for x
    x = 195,645,216.82/13,581.96
  6. Step 6: Final answer
    x = 14,404.79

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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.