Home / 11,080.81-16,556.32-10,693.23

Finding the Fourth Proportional to 11,080.81, 16,556.32 and 10,693.23

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Solution

The fourth proportional to 11,080.81, 16,556.32 and 10,693.23 is: 15,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.81 : 16,556.32 = 10,693.23 : x
  2. Step 2: Convert to fraction form
    11,080.81/16,556.32 = 10,693.23/x
  3. Step 3: Cross multiply
    11,080.81x = 16,556.32 × 10,693.23
  4. Step 4: Simplify right side
    11,080.81x = 177,040,454.93
  5. Step 5: Solve for x
    x = 177,040,454.93/11,080.81
  6. Step 6: Final answer
    x = 15,977.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.