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Finding the Fourth Proportional to 17,172.24, 25,758.12 and 4,860.24

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Solution

The fourth proportional to 17,172.24, 25,758.12 and 4,860.24 is: 7,290.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.24 : 25,758.12 = 4,860.24 : x
  2. Step 2: Convert to fraction form
    17,172.24/25,758.12 = 4,860.24/x
  3. Step 3: Cross multiply
    17,172.24x = 25,758.12 × 4,860.24
  4. Step 4: Simplify right side
    17,172.24x = 125,190,645.15
  5. Step 5: Solve for x
    x = 125,190,645.15/17,172.24
  6. Step 6: Final answer
    x = 7,290.29

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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.