Home / 13,197.84-19,792.17-3,835.32

Finding the Fourth Proportional to 13,197.84, 19,792.17 and 3,835.32

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Solution

The fourth proportional to 13,197.84, 19,792.17 and 3,835.32 is: 5,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.84 : 19,792.17 = 3,835.32 : x
  2. Step 2: Convert to fraction form
    13,197.84/19,792.17 = 3,835.32/x
  3. Step 3: Cross multiply
    13,197.84x = 19,792.17 × 3,835.32
  4. Step 4: Simplify right side
    13,197.84x = 75,909,305.44
  5. Step 5: Solve for x
    x = 75,909,305.44/13,197.84
  6. Step 6: Final answer
    x = 5,751.65

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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.