Home / 39,283.92-54,212.94-22,057.02

Finding the Fourth Proportional to 39,283.92, 54,212.94 and 22,057.02

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Solution

The fourth proportional to 39,283.92, 54,212.94 and 22,057.02 is: 30,439.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,283.92 : 54,212.94 = 22,057.02 : x
  2. Step 2: Convert to fraction form
    39,283.92/54,212.94 = 22,057.02/x
  3. Step 3: Cross multiply
    39,283.92x = 54,212.94 × 22,057.02
  4. Step 4: Simplify right side
    39,283.92x = 1,195,775,901.84
  5. Step 5: Solve for x
    x = 1,195,775,901.84/39,283.92
  6. Step 6: Final answer
    x = 30,439.32

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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.