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Finding the Fourth Proportional to 17,322.06, 25,972.71 and 7,950.36

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Solution

The fourth proportional to 17,322.06, 25,972.71 and 7,950.36 is: 11,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,322.06 : 25,972.71 = 7,950.36 : x
  2. Step 2: Convert to fraction form
    17,322.06/25,972.71 = 7,950.36/x
  3. Step 3: Cross multiply
    17,322.06x = 25,972.71 × 7,950.36
  4. Step 4: Simplify right side
    17,322.06x = 206,492,394.68
  5. Step 5: Solve for x
    x = 206,492,394.68/17,322.06
  6. Step 6: Final answer
    x = 11,920.78

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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.