Home / 19,933.24-27,501.78-11,548.12

Finding the Fourth Proportional to 19,933.24, 27,501.78 and 11,548.12

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Solution

The fourth proportional to 19,933.24, 27,501.78 and 11,548.12 is: 15,932.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.24 : 27,501.78 = 11,548.12 : x
  2. Step 2: Convert to fraction form
    19,933.24/27,501.78 = 11,548.12/x
  3. Step 3: Cross multiply
    19,933.24x = 27,501.78 × 11,548.12
  4. Step 4: Simplify right side
    19,933.24x = 317,593,855.65
  5. Step 5: Solve for x
    x = 317,593,855.65/19,933.24
  6. Step 6: Final answer
    x = 15,932.88

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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.