Home / 15,192.36-22,790.82-6,872.19

Finding the Fourth Proportional to 15,192.36, 22,790.82 and 6,872.19

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Solution

The fourth proportional to 15,192.36, 22,790.82 and 6,872.19 is: 10,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,192.36 : 22,790.82 = 6,872.19 : x
  2. Step 2: Convert to fraction form
    15,192.36/22,790.82 = 6,872.19/x
  3. Step 3: Cross multiply
    15,192.36x = 22,790.82 × 6,872.19
  4. Step 4: Simplify right side
    15,192.36x = 156,622,875.14
  5. Step 5: Solve for x
    x = 156,622,875.14/15,192.36
  6. Step 6: Final answer
    x = 10,309.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.