Home / 15,111.80-22,665.73-4,019.39

Finding the Fourth Proportional to 15,111.80, 22,665.73 and 4,019.39

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Solution

The fourth proportional to 15,111.80, 22,665.73 and 4,019.39 is: 6,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.80 : 22,665.73 = 4,019.39 : x
  2. Step 2: Convert to fraction form
    15,111.80/22,665.73 = 4,019.39/x
  3. Step 3: Cross multiply
    15,111.80x = 22,665.73 × 4,019.39
  4. Step 4: Simplify right side
    15,111.80x = 91,102,408.50
  5. Step 5: Solve for x
    x = 91,102,408.50/15,111.80
  6. Step 6: Final answer
    x = 6,028.56

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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.