Home / 39,847.37-54,987.59-22,839.42

Finding the Fourth Proportional to 39,847.37, 54,987.59 and 22,839.42

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Solution

The fourth proportional to 39,847.37, 54,987.59 and 22,839.42 is: 31,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,847.37 : 54,987.59 = 22,839.42 : x
  2. Step 2: Convert to fraction form
    39,847.37/54,987.59 = 22,839.42/x
  3. Step 3: Cross multiply
    39,847.37x = 54,987.59 × 22,839.42
  4. Step 4: Simplify right side
    39,847.37x = 1,255,884,513.69
  5. Step 5: Solve for x
    x = 1,255,884,513.69/39,847.37
  6. Step 6: Final answer
    x = 31,517.38

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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.