Home / 19,631.68-27,092.43-11,249.80

Finding the Fourth Proportional to 19,631.68, 27,092.43 and 11,249.80

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Solution

The fourth proportional to 19,631.68, 27,092.43 and 11,249.80 is: 15,525.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631.68 : 27,092.43 = 11,249.80 : x
  2. Step 2: Convert to fraction form
    19,631.68/27,092.43 = 11,249.80/x
  3. Step 3: Cross multiply
    19,631.68x = 27,092.43 × 11,249.80
  4. Step 4: Simplify right side
    19,631.68x = 304,784,362.77
  5. Step 5: Solve for x
    x = 304,784,362.77/19,631.68
  6. Step 6: Final answer
    x = 15,525.13

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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.