Home / 17,972.34-26,963.73-7,440.42

Finding the Fourth Proportional to 17,972.34, 26,963.73 and 7,440.42

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Solution

The fourth proportional to 17,972.34, 26,963.73 and 7,440.42 is: 11,162.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.34 : 26,963.73 = 7,440.42 : x
  2. Step 2: Convert to fraction form
    17,972.34/26,963.73 = 7,440.42/x
  3. Step 3: Cross multiply
    17,972.34x = 26,963.73 × 7,440.42
  4. Step 4: Simplify right side
    17,972.34x = 200,621,475.97
  5. Step 5: Solve for x
    x = 200,621,475.97/17,972.34
  6. Step 6: Final answer
    x = 11,162.79

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1.5x scale

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.