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Finding the Fourth Proportional to 13,792.46, 19,033.46 and 7,504.82

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Solution

The fourth proportional to 13,792.46, 19,033.46 and 7,504.82 is: 10,356.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.46 : 19,033.46 = 7,504.82 : x
  2. Step 2: Convert to fraction form
    13,792.46/19,033.46 = 7,504.82/x
  3. Step 3: Cross multiply
    13,792.46x = 19,033.46 × 7,504.82
  4. Step 4: Simplify right side
    13,792.46x = 142,842,691.28
  5. Step 5: Solve for x
    x = 142,842,691.28/13,792.46
  6. Step 6: Final answer
    x = 10,356.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.