Home / 13,792.45-20,680.32-6,192.34

Finding the Fourth Proportional to 13,792.45, 20,680.32 and 6,192.34

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Solution

The fourth proportional to 13,792.45, 20,680.32 and 6,192.34 is: 9,284.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.45 : 20,680.32 = 6,192.34 : x
  2. Step 2: Convert to fraction form
    13,792.45/20,680.32 = 6,192.34/x
  3. Step 3: Cross multiply
    13,792.45x = 20,680.32 × 6,192.34
  4. Step 4: Simplify right side
    13,792.45x = 128,059,572.75
  5. Step 5: Solve for x
    x = 128,059,572.75/13,792.45
  6. Step 6: Final answer
    x = 9,284.76

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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.