Home / 13,716.24-20,541.56-13,027.34

Finding the Fourth Proportional to 13,716.24, 20,541.56 and 13,027.34

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Solution

The fourth proportional to 13,716.24, 20,541.56 and 13,027.34 is: 19,509.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,716.24 : 20,541.56 = 13,027.34 : x
  2. Step 2: Convert to fraction form
    13,716.24/20,541.56 = 13,027.34/x
  3. Step 3: Cross multiply
    13,716.24x = 20,541.56 × 13,027.34
  4. Step 4: Simplify right side
    13,716.24x = 267,601,718.41
  5. Step 5: Solve for x
    x = 267,601,718.41/13,716.24
  6. Step 6: Final answer
    x = 19,509.85

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Why These Related Problems?

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