Home / 39,953.73-55,139.07-22,049.04

Finding the Fourth Proportional to 39,953.73, 55,139.07 and 22,049.04

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Solution

The fourth proportional to 39,953.73, 55,139.07 and 22,049.04 is: 30,429.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953.73 : 55,139.07 = 22,049.04 : x
  2. Step 2: Convert to fraction form
    39,953.73/55,139.07 = 22,049.04/x
  3. Step 3: Cross multiply
    39,953.73x = 55,139.07 × 22,049.04
  4. Step 4: Simplify right side
    39,953.73x = 1,215,763,559.99
  5. Step 5: Solve for x
    x = 1,215,763,559.99/39,953.73
  6. Step 6: Final answer
    x = 30,429.29

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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.