Home / 39,850.39-54,996.39-22,389.14

Finding the Fourth Proportional to 39,850.39, 54,996.39 and 22,389.14

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Solution

The fourth proportional to 39,850.39, 54,996.39 and 22,389.14 is: 30,898.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,850.39 : 54,996.39 = 22,389.14 : x
  2. Step 2: Convert to fraction form
    39,850.39/54,996.39 = 22,389.14/x
  3. Step 3: Cross multiply
    39,850.39x = 54,996.39 × 22,389.14
  4. Step 4: Simplify right side
    39,850.39x = 1,231,321,875.20
  5. Step 5: Solve for x
    x = 1,231,321,875.20/39,850.39
  6. Step 6: Final answer
    x = 30,898.62

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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.