Home / 16,825.66-25,242.48-5,138.14

Finding the Fourth Proportional to 16,825.66, 25,242.48 and 5,138.14

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Solution

The fourth proportional to 16,825.66, 25,242.48 and 5,138.14 is: 7,708.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825.66 : 25,242.48 = 5,138.14 : x
  2. Step 2: Convert to fraction form
    16,825.66/25,242.48 = 5,138.14/x
  3. Step 3: Cross multiply
    16,825.66x = 25,242.48 × 5,138.14
  4. Step 4: Simplify right side
    16,825.66x = 129,699,396.19
  5. Step 5: Solve for x
    x = 129,699,396.19/16,825.66
  6. Step 6: Final answer
    x = 7,708.43

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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.