Home / 39,964.12-55,150.50-22,059.13

Finding the Fourth Proportional to 39,964.12, 55,150.50 and 22,059.13

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Solution

The fourth proportional to 39,964.12, 55,150.50 and 22,059.13 is: 30,441.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.12 : 55,150.50 = 22,059.13 : x
  2. Step 2: Convert to fraction form
    39,964.12/55,150.50 = 22,059.13/x
  3. Step 3: Cross multiply
    39,964.12x = 55,150.50 × 22,059.13
  4. Step 4: Simplify right side
    39,964.12x = 1,216,572,066.30
  5. Step 5: Solve for x
    x = 1,216,572,066.30/39,964.12
  6. Step 6: Final answer
    x = 30,441.61

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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.