Home / 11,086.68-16,565.07-10,699.11

Finding the Fourth Proportional to 11,086.68, 16,565.07 and 10,699.11

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Solution

The fourth proportional to 11,086.68, 16,565.07 and 10,699.11 is: 15,985.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.68 : 16,565.07 = 10,699.11 : x
  2. Step 2: Convert to fraction form
    11,086.68/16,565.07 = 10,699.11/x
  3. Step 3: Cross multiply
    11,086.68x = 16,565.07 × 10,699.11
  4. Step 4: Simplify right side
    11,086.68x = 177,231,506.09
  5. Step 5: Solve for x
    x = 177,231,506.09/11,086.68
  6. Step 6: Final answer
    x = 15,985.99

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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.