Home / 19,917.49-29,843.35-11,574.08

Finding the Fourth Proportional to 19,917.49, 29,843.35 and 11,574.08

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Solution

The fourth proportional to 19,917.49, 29,843.35 and 11,574.08 is: 17,342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,917.49 : 29,843.35 = 11,574.08 : x
  2. Step 2: Convert to fraction form
    19,917.49/29,843.35 = 11,574.08/x
  3. Step 3: Cross multiply
    19,917.49x = 29,843.35 × 11,574.08
  4. Step 4: Simplify right side
    19,917.49x = 345,409,320.37
  5. Step 5: Solve for x
    x = 345,409,320.37/19,917.49
  6. Step 6: Final answer
    x = 17,342.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.