Home / 13,306.08-18,349.68-8,592

Finding the Fourth Proportional to 13,306.08, 18,349.68 and 8,592

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Solution

The fourth proportional to 13,306.08, 18,349.68 and 8,592 is: 11,848.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.08 : 18,349.68 = 8,592 : x
  2. Step 2: Convert to fraction form
    13,306.08/18,349.68 = 8,592/x
  3. Step 3: Cross multiply
    13,306.08x = 18,349.68 × 8,592
  4. Step 4: Simplify right side
    13,306.08x = 157,660,450.56
  5. Step 5: Solve for x
    x = 157,660,450.56/13,306.08
  6. Step 6: Final answer
    x = 11,848.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.