Home / 14,082.81-21,122.60-3,695.37

Finding the Fourth Proportional to 14,082.81, 21,122.60 and 3,695.37

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Solution

The fourth proportional to 14,082.81, 21,122.60 and 3,695.37 is: 5,542.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082.81 : 21,122.60 = 3,695.37 : x
  2. Step 2: Convert to fraction form
    14,082.81/21,122.60 = 3,695.37/x
  3. Step 3: Cross multiply
    14,082.81x = 21,122.60 × 3,695.37
  4. Step 4: Simplify right side
    14,082.81x = 78,055,803.89
  5. Step 5: Solve for x
    x = 78,055,803.89/14,082.81
  6. Step 6: Final answer
    x = 5,542.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.