Home / 13,625.60-18,778.83-10,082.66

Finding the Fourth Proportional to 13,625.60, 18,778.83 and 10,082.66

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Solution

The fourth proportional to 13,625.60, 18,778.83 and 10,082.66 is: 13,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625.60 : 18,778.83 = 10,082.66 : x
  2. Step 2: Convert to fraction form
    13,625.60/18,778.83 = 10,082.66/x
  3. Step 3: Cross multiply
    13,625.60x = 18,778.83 × 10,082.66
  4. Step 4: Simplify right side
    13,625.60x = 189,340,464.19
  5. Step 5: Solve for x
    x = 189,340,464.19/13,625.60
  6. Step 6: Final answer
    x = 13,895.94

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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.