Home / 19,908.25-27,473.45-10,955.79

Finding the Fourth Proportional to 19,908.25, 27,473.45 and 10,955.79

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Solution

The fourth proportional to 19,908.25, 27,473.45 and 10,955.79 is: 15,119.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.25 : 27,473.45 = 10,955.79 : x
  2. Step 2: Convert to fraction form
    19,908.25/27,473.45 = 10,955.79/x
  3. Step 3: Cross multiply
    19,908.25x = 27,473.45 × 10,955.79
  4. Step 4: Simplify right side
    19,908.25x = 300,993,294.00
  5. Step 5: Solve for x
    x = 300,993,294.00/19,908.25
  6. Step 6: Final answer
    x = 15,119.03

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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.