Home / 13,471.24-20,209.98-4,237

Finding the Fourth Proportional to 13,471.24, 20,209.98 and 4,237

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Solution

The fourth proportional to 13,471.24, 20,209.98 and 4,237 is: 6,356.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471.24 : 20,209.98 = 4,237 : x
  2. Step 2: Convert to fraction form
    13,471.24/20,209.98 = 4,237/x
  3. Step 3: Cross multiply
    13,471.24x = 20,209.98 × 4,237
  4. Step 4: Simplify right side
    13,471.24x = 85,629,685.26
  5. Step 5: Solve for x
    x = 85,629,685.26/13,471.24
  6. Step 6: Final answer
    x = 6,356.48

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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.