Home / 17,428.90-26,131.79-6,334.27

Finding the Fourth Proportional to 17,428.90, 26,131.79 and 6,334.27

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Solution

The fourth proportional to 17,428.90, 26,131.79 and 6,334.27 is: 9,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.90 : 26,131.79 = 6,334.27 : x
  2. Step 2: Convert to fraction form
    17,428.90/26,131.79 = 6,334.27/x
  3. Step 3: Cross multiply
    17,428.90x = 26,131.79 × 6,334.27
  4. Step 4: Simplify right side
    17,428.90x = 165,525,651.11
  5. Step 5: Solve for x
    x = 165,525,651.11/17,428.90
  6. Step 6: Final answer
    x = 9,497.20

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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.