Home / 36,815.50-55,222.03-11,856.97

Finding the Fourth Proportional to 36,815.50, 55,222.03 and 11,856.97

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Solution

The fourth proportional to 36,815.50, 55,222.03 and 11,856.97 is: 17,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,815.50 : 55,222.03 = 11,856.97 : x
  2. Step 2: Convert to fraction form
    36,815.50/55,222.03 = 11,856.97/x
  3. Step 3: Cross multiply
    36,815.50x = 55,222.03 × 11,856.97
  4. Step 4: Simplify right side
    36,815.50x = 654,765,953.05
  5. Step 5: Solve for x
    x = 654,765,953.05/36,815.50
  6. Step 6: Final answer
    x = 17,785.06

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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.