Home / 39,097.62-53,954.46-21,192.21

Finding the Fourth Proportional to 39,097.62, 53,954.46 and 21,192.21

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Solution

The fourth proportional to 39,097.62, 53,954.46 and 21,192.21 is: 29,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,097.62 : 53,954.46 = 21,192.21 : x
  2. Step 2: Convert to fraction form
    39,097.62/53,954.46 = 21,192.21/x
  3. Step 3: Cross multiply
    39,097.62x = 53,954.46 × 21,192.21
  4. Step 4: Simplify right side
    39,097.62x = 1,143,414,246.76
  5. Step 5: Solve for x
    x = 1,143,414,246.76/39,097.62
  6. Step 6: Final answer
    x = 29,245.11

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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.