Home / 13,092.24-18,088.46-9,131.04

Finding the Fourth Proportional to 13,092.24, 18,088.46 and 9,131.04

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Solution

The fourth proportional to 13,092.24, 18,088.46 and 9,131.04 is: 12,615.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.24 : 18,088.46 = 9,131.04 : x
  2. Step 2: Convert to fraction form
    13,092.24/18,088.46 = 9,131.04/x
  3. Step 3: Cross multiply
    13,092.24x = 18,088.46 × 9,131.04
  4. Step 4: Simplify right side
    13,092.24x = 165,166,363.83
  5. Step 5: Solve for x
    x = 165,166,363.83/13,092.24
  6. Step 6: Final answer
    x = 12,615.59

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