Home / 13,280.52-19,933.11-6,711.33

Finding the Fourth Proportional to 13,280.52, 19,933.11 and 6,711.33

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Solution

The fourth proportional to 13,280.52, 19,933.11 and 6,711.33 is: 10,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280.52 : 19,933.11 = 6,711.33 : x
  2. Step 2: Convert to fraction form
    13,280.52/19,933.11 = 6,711.33/x
  3. Step 3: Cross multiply
    13,280.52x = 19,933.11 × 6,711.33
  4. Step 4: Simplify right side
    13,280.52x = 133,777,679.14
  5. Step 5: Solve for x
    x = 133,777,679.14/13,280.52
  6. Step 6: Final answer
    x = 10,073.23

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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.