Home / 19,902.36-27,463.68-10,949.16

Finding the Fourth Proportional to 19,902.36, 27,463.68 and 10,949.16

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Solution

The fourth proportional to 19,902.36, 27,463.68 and 10,949.16 is: 15,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,902.36 : 27,463.68 = 10,949.16 : x
  2. Step 2: Convert to fraction form
    19,902.36/27,463.68 = 10,949.16/x
  3. Step 3: Cross multiply
    19,902.36x = 27,463.68 × 10,949.16
  4. Step 4: Simplify right side
    19,902.36x = 300,704,226.51
  5. Step 5: Solve for x
    x = 300,704,226.51/19,902.36
  6. Step 6: Final answer
    x = 15,108.97

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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.