Home / 12,099.13-16,723.07-11,166.01

Finding the Fourth Proportional to 12,099.13, 16,723.07 and 11,166.01

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Solution

The fourth proportional to 12,099.13, 16,723.07 and 11,166.01 is: 15,433.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099.13 : 16,723.07 = 11,166.01 : x
  2. Step 2: Convert to fraction form
    12,099.13/16,723.07 = 11,166.01/x
  3. Step 3: Cross multiply
    12,099.13x = 16,723.07 × 11,166.01
  4. Step 4: Simplify right side
    12,099.13x = 186,729,911.02
  5. Step 5: Solve for x
    x = 186,729,911.02/12,099.13
  6. Step 6: Final answer
    x = 15,433.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.