Home / 18,133.56-27,196.98-7,600.74

Finding the Fourth Proportional to 18,133.56, 27,196.98 and 7,600.74

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Solution

The fourth proportional to 18,133.56, 27,196.98 and 7,600.74 is: 11,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.56 : 27,196.98 = 7,600.74 : x
  2. Step 2: Convert to fraction form
    18,133.56/27,196.98 = 7,600.74/x
  3. Step 3: Cross multiply
    18,133.56x = 27,196.98 × 7,600.74
  4. Step 4: Simplify right side
    18,133.56x = 206,717,173.77
  5. Step 5: Solve for x
    x = 206,717,173.77/18,133.56
  6. Step 6: Final answer
    x = 11,399.70

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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.