Home / 39,964.20-55,150.61-22,059.22

Finding the Fourth Proportional to 39,964.20, 55,150.61 and 22,059.22

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Solution

The fourth proportional to 39,964.20, 55,150.61 and 22,059.22 is: 30,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.20 : 55,150.61 = 22,059.22 : x
  2. Step 2: Convert to fraction form
    39,964.20/55,150.61 = 22,059.22/x
  3. Step 3: Cross multiply
    39,964.20x = 55,150.61 × 22,059.22
  4. Step 4: Simplify right side
    39,964.20x = 1,216,579,053.08
  5. Step 5: Solve for x
    x = 1,216,579,053.08/39,964.20
  6. Step 6: Final answer
    x = 30,441.72

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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.