Home / 39,933.05-55,106.93-22,029.77

Finding the Fourth Proportional to 39,933.05, 55,106.93 and 22,029.77

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Solution

The fourth proportional to 39,933.05, 55,106.93 and 22,029.77 is: 30,400.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,933.05 : 55,106.93 = 22,029.77 : x
  2. Step 2: Convert to fraction form
    39,933.05/55,106.93 = 22,029.77/x
  3. Step 3: Cross multiply
    39,933.05x = 55,106.93 × 22,029.77
  4. Step 4: Simplify right side
    39,933.05x = 1,213,992,883.16
  5. Step 5: Solve for x
    x = 1,213,992,883.16/39,933.05
  6. Step 6: Final answer
    x = 30,400.71

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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.