Home / 17,249.64-23,749.92-15,673.02

Finding the Fourth Proportional to 17,249.64, 23,749.92 and 15,673.02

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Solution

The fourth proportional to 17,249.64, 23,749.92 and 15,673.02 is: 21,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,249.64 : 23,749.92 = 15,673.02 : x
  2. Step 2: Convert to fraction form
    17,249.64/23,749.92 = 15,673.02/x
  3. Step 3: Cross multiply
    17,249.64x = 23,749.92 × 15,673.02
  4. Step 4: Simplify right side
    17,249.64x = 372,232,971.16
  5. Step 5: Solve for x
    x = 372,232,971.16/17,249.64
  6. Step 6: Final answer
    x = 21,579.17

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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.