Home / 19,908.40-27,473.54-10,956.04

Finding the Fourth Proportional to 19,908.40, 27,473.54 and 10,956.04

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Solution

The fourth proportional to 19,908.40, 27,473.54 and 10,956.04 is: 15,119.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.40 : 27,473.54 = 10,956.04 : x
  2. Step 2: Convert to fraction form
    19,908.40/27,473.54 = 10,956.04/x
  3. Step 3: Cross multiply
    19,908.40x = 27,473.54 × 10,956.04
  4. Step 4: Simplify right side
    19,908.40x = 301,001,203.18
  5. Step 5: Solve for x
    x = 301,001,203.18/19,908.40
  6. Step 6: Final answer
    x = 15,119.31

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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.