Home / 19,964.26-27,549.42-11,011.84

Finding the Fourth Proportional to 19,964.26, 27,549.42 and 11,011.84

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Solution

The fourth proportional to 19,964.26, 27,549.42 and 11,011.84 is: 15,195.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.26 : 27,549.42 = 11,011.84 : x
  2. Step 2: Convert to fraction form
    19,964.26/27,549.42 = 11,011.84/x
  3. Step 3: Cross multiply
    19,964.26x = 27,549.42 × 11,011.84
  4. Step 4: Simplify right side
    19,964.26x = 303,369,805.13
  5. Step 5: Solve for x
    x = 303,369,805.13/19,964.26
  6. Step 6: Final answer
    x = 15,195.64

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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.