Home / 39,869.05-55,027.26-22,884.77

Finding the Fourth Proportional to 39,869.05, 55,027.26 and 22,884.77

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Solution

The fourth proportional to 39,869.05, 55,027.26 and 22,884.77 is: 31,585.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,869.05 : 55,027.26 = 22,884.77 : x
  2. Step 2: Convert to fraction form
    39,869.05/55,027.26 = 22,884.77/x
  3. Step 3: Cross multiply
    39,869.05x = 55,027.26 × 22,884.77
  4. Step 4: Simplify right side
    39,869.05x = 1,259,286,175.07
  5. Step 5: Solve for x
    x = 1,259,286,175.07/39,869.05
  6. Step 6: Final answer
    x = 31,585.56

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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.