Home / 12,496.17-18,744.24-4,174.28

Finding the Fourth Proportional to 12,496.17, 18,744.24 and 4,174.28

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Solution

The fourth proportional to 12,496.17, 18,744.24 and 4,174.28 is: 6,261.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.17 : 18,744.24 = 4,174.28 : x
  2. Step 2: Convert to fraction form
    12,496.17/18,744.24 = 4,174.28/x
  3. Step 3: Cross multiply
    12,496.17x = 18,744.24 × 4,174.28
  4. Step 4: Simplify right side
    12,496.17x = 78,243,768.59
  5. Step 5: Solve for x
    x = 78,243,768.59/12,496.17
  6. Step 6: Final answer
    x = 6,261.42

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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.