Home / 19,933.62-27,505.50-11,436.11

Finding the Fourth Proportional to 19,933.62, 27,505.50 and 11,436.11

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Solution

The fourth proportional to 19,933.62, 27,505.50 and 11,436.11 is: 15,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.62 : 27,505.50 = 11,436.11 : x
  2. Step 2: Convert to fraction form
    19,933.62/27,505.50 = 11,436.11/x
  3. Step 3: Cross multiply
    19,933.62x = 27,505.50 × 11,436.11
  4. Step 4: Simplify right side
    19,933.62x = 314,555,786.08
  5. Step 5: Solve for x
    x = 314,555,786.08/19,933.62
  6. Step 6: Final answer
    x = 15,780.16

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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.