Home / 11,821.01-17,738.60-10,610.87

Finding the Fourth Proportional to 11,821.01, 17,738.60 and 10,610.87

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Solution

The fourth proportional to 11,821.01, 17,738.60 and 10,610.87 is: 15,922.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821.01 : 17,738.60 = 10,610.87 : x
  2. Step 2: Convert to fraction form
    11,821.01/17,738.60 = 10,610.87/x
  3. Step 3: Cross multiply
    11,821.01x = 17,738.60 × 10,610.87
  4. Step 4: Simplify right side
    11,821.01x = 188,221,836.83
  5. Step 5: Solve for x
    x = 188,221,836.83/11,821.01
  6. Step 6: Final answer
    x = 15,922.66

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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.