Home / 12,744.96-19,110-4,944.66

Finding the Fourth Proportional to 12,744.96, 19,110 and 4,944.66

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Solution

The fourth proportional to 12,744.96, 19,110 and 4,944.66 is: 7,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744.96 : 19,110 = 4,944.66 : x
  2. Step 2: Convert to fraction form
    12,744.96/19,110 = 4,944.66/x
  3. Step 3: Cross multiply
    12,744.96x = 19,110 × 4,944.66
  4. Step 4: Simplify right side
    12,744.96x = 94,492,452.60
  5. Step 5: Solve for x
    x = 94,492,452.60/12,744.96
  6. Step 6: Final answer
    x = 7,414.10

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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.