Home / 18,576.50-27,869.07-13,373.06

Finding the Fourth Proportional to 18,576.50, 27,869.07 and 13,373.06

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Solution

The fourth proportional to 18,576.50, 27,869.07 and 13,373.06 is: 20,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.50 : 27,869.07 = 13,373.06 : x
  2. Step 2: Convert to fraction form
    18,576.50/27,869.07 = 13,373.06/x
  3. Step 3: Cross multiply
    18,576.50x = 27,869.07 × 13,373.06
  4. Step 4: Simplify right side
    18,576.50x = 372,694,745.25
  5. Step 5: Solve for x
    x = 372,694,745.25/18,576.50
  6. Step 6: Final answer
    x = 20,062.70

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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.