Home / 19,710.44-27,198.18-11,329.64

Finding the Fourth Proportional to 19,710.44, 27,198.18 and 11,329.64

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Solution

The fourth proportional to 19,710.44, 27,198.18 and 11,329.64 is: 15,633.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710.44 : 27,198.18 = 11,329.64 : x
  2. Step 2: Convert to fraction form
    19,710.44/27,198.18 = 11,329.64/x
  3. Step 3: Cross multiply
    19,710.44x = 27,198.18 × 11,329.64
  4. Step 4: Simplify right side
    19,710.44x = 308,145,588.06
  5. Step 5: Solve for x
    x = 308,145,588.06/19,710.44
  6. Step 6: Final answer
    x = 15,633.62

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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.