Home / 39,964.04-55,151.20-22,059

Finding the Fourth Proportional to 39,964.04, 55,151.20 and 22,059

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Solution

The fourth proportional to 39,964.04, 55,151.20 and 22,059 is: 30,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.04 : 55,151.20 = 22,059 : x
  2. Step 2: Convert to fraction form
    39,964.04/55,151.20 = 22,059/x
  3. Step 3: Cross multiply
    39,964.04x = 55,151.20 × 22,059
  4. Step 4: Simplify right side
    39,964.04x = 1,216,580,320.80
  5. Step 5: Solve for x
    x = 1,216,580,320.80/39,964.04
  6. Step 6: Final answer
    x = 30,441.88

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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.