Home / 39,928.85-55,100.96-22,025.52

Finding the Fourth Proportional to 39,928.85, 55,100.96 and 22,025.52

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Solution

The fourth proportional to 39,928.85, 55,100.96 and 22,025.52 is: 30,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928.85 : 55,100.96 = 22,025.52 : x
  2. Step 2: Convert to fraction form
    39,928.85/55,100.96 = 22,025.52/x
  3. Step 3: Cross multiply
    39,928.85x = 55,100.96 × 22,025.52
  4. Step 4: Simplify right side
    39,928.85x = 1,213,627,268.97
  5. Step 5: Solve for x
    x = 1,213,627,268.97/39,928.85
  6. Step 6: Final answer
    x = 30,394.75

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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.