Home / 19,960.08-27,544.53-11,008.43

Finding the Fourth Proportional to 19,960.08, 27,544.53 and 11,008.43

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Solution

The fourth proportional to 19,960.08, 27,544.53 and 11,008.43 is: 15,191.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960.08 : 27,544.53 = 11,008.43 : x
  2. Step 2: Convert to fraction form
    19,960.08/27,544.53 = 11,008.43/x
  3. Step 3: Cross multiply
    19,960.08x = 27,544.53 × 11,008.43
  4. Step 4: Simplify right side
    19,960.08x = 303,222,030.39
  5. Step 5: Solve for x
    x = 303,222,030.39/19,960.08
  6. Step 6: Final answer
    x = 15,191.42

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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.