Home / 19,933.16-27,505.37-11,434.84

Finding the Fourth Proportional to 19,933.16, 27,505.37 and 11,434.84

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Solution

The fourth proportional to 19,933.16, 27,505.37 and 11,434.84 is: 15,778.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.16 : 27,505.37 = 11,434.84 : x
  2. Step 2: Convert to fraction form
    19,933.16/27,505.37 = 11,434.84/x
  3. Step 3: Cross multiply
    19,933.16x = 27,505.37 × 11,434.84
  4. Step 4: Simplify right side
    19,933.16x = 314,519,464.91
  5. Step 5: Solve for x
    x = 314,519,464.91/19,933.16
  6. Step 6: Final answer
    x = 15,778.71

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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.