Home / 19,631.81-27,092.60-11,249.93

Finding the Fourth Proportional to 19,631.81, 27,092.60 and 11,249.93

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Solution

The fourth proportional to 19,631.81, 27,092.60 and 11,249.93 is: 15,525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631.81 : 27,092.60 = 11,249.93 : x
  2. Step 2: Convert to fraction form
    19,631.81/27,092.60 = 11,249.93/x
  3. Step 3: Cross multiply
    19,631.81x = 27,092.60 × 11,249.93
  4. Step 4: Simplify right side
    19,631.81x = 304,789,661.81
  5. Step 5: Solve for x
    x = 304,789,661.81/19,631.81
  6. Step 6: Final answer
    x = 15,525.30

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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.