Home / 39,239.24-54,150.73-21,334.25

Finding the Fourth Proportional to 39,239.24, 54,150.73 and 21,334.25

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Solution

The fourth proportional to 39,239.24, 54,150.73 and 21,334.25 is: 29,441.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,239.24 : 54,150.73 = 21,334.25 : x
  2. Step 2: Convert to fraction form
    39,239.24/54,150.73 = 21,334.25/x
  3. Step 3: Cross multiply
    39,239.24x = 54,150.73 × 21,334.25
  4. Step 4: Simplify right side
    39,239.24x = 1,155,265,293.54
  5. Step 5: Solve for x
    x = 1,155,265,293.54/39,239.24
  6. Step 6: Final answer
    x = 29,441.59

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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.