Home / 13,945.04-19,236.12-8,352.80

Finding the Fourth Proportional to 13,945.04, 19,236.12 and 8,352.80

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Solution

The fourth proportional to 13,945.04, 19,236.12 and 8,352.80 is: 11,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,945.04 : 19,236.12 = 8,352.80 : x
  2. Step 2: Convert to fraction form
    13,945.04/19,236.12 = 8,352.80/x
  3. Step 3: Cross multiply
    13,945.04x = 19,236.12 × 8,352.80
  4. Step 4: Simplify right side
    13,945.04x = 160,675,463.14
  5. Step 5: Solve for x
    x = 160,675,463.14/13,945.04
  6. Step 6: Final answer
    x = 11,522.05

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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.