Home / 13,544.11-20,323.91-7,304.07

Finding the Fourth Proportional to 13,544.11, 20,323.91 and 7,304.07

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Solution

The fourth proportional to 13,544.11, 20,323.91 and 7,304.07 is: 10,960.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.11 : 20,323.91 = 7,304.07 : x
  2. Step 2: Convert to fraction form
    13,544.11/20,323.91 = 7,304.07/x
  3. Step 3: Cross multiply
    13,544.11x = 20,323.91 × 7,304.07
  4. Step 4: Simplify right side
    13,544.11x = 148,447,355.79
  5. Step 5: Solve for x
    x = 148,447,355.79/13,544.11
  6. Step 6: Final answer
    x = 10,960.29

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1.5x scale

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.