Home / 11,933.27-17,812.81-11,066.07

Finding the Fourth Proportional to 11,933.27, 17,812.81 and 11,066.07

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Solution

The fourth proportional to 11,933.27, 17,812.81 and 11,066.07 is: 16,518.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.27 : 17,812.81 = 11,066.07 : x
  2. Step 2: Convert to fraction form
    11,933.27/17,812.81 = 11,066.07/x
  3. Step 3: Cross multiply
    11,933.27x = 17,812.81 × 11,066.07
  4. Step 4: Simplify right side
    11,933.27x = 197,117,782.79
  5. Step 5: Solve for x
    x = 197,117,782.79/11,933.27
  6. Step 6: Final answer
    x = 16,518.33

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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.