Home / 17,069.30-25,696.16-15,352.78

Finding the Fourth Proportional to 17,069.30, 25,696.16 and 15,352.78

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Solution

The fourth proportional to 17,069.30, 25,696.16 and 15,352.78 is: 23,112.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,069.30 : 25,696.16 = 15,352.78 : x
  2. Step 2: Convert to fraction form
    17,069.30/25,696.16 = 15,352.78/x
  3. Step 3: Cross multiply
    17,069.30x = 25,696.16 × 15,352.78
  4. Step 4: Simplify right side
    17,069.30x = 394,507,491.32
  5. Step 5: Solve for x
    x = 394,507,491.32/17,069.30
  6. Step 6: Final answer
    x = 23,112.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.