Home / 39,964.88-55,151.23-22,059.88

Finding the Fourth Proportional to 39,964.88, 55,151.23 and 22,059.88

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Solution

The fourth proportional to 39,964.88, 55,151.23 and 22,059.88 is: 30,442.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.88 : 55,151.23 = 22,059.88 : x
  2. Step 2: Convert to fraction form
    39,964.88/55,151.23 = 22,059.88/x
  3. Step 3: Cross multiply
    39,964.88x = 55,151.23 × 22,059.88
  4. Step 4: Simplify right side
    39,964.88x = 1,216,629,674.21
  5. Step 5: Solve for x
    x = 1,216,629,674.21/39,964.88
  6. Step 6: Final answer
    x = 30,442.47

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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.