Home / 39,261.42-54,198.45-25,839.72

Finding the Fourth Proportional to 39,261.42, 54,198.45 and 25,839.72

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Solution

The fourth proportional to 39,261.42, 54,198.45 and 25,839.72 is: 35,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,261.42 : 54,198.45 = 25,839.72 : x
  2. Step 2: Convert to fraction form
    39,261.42/54,198.45 = 25,839.72/x
  3. Step 3: Cross multiply
    39,261.42x = 54,198.45 × 25,839.72
  4. Step 4: Simplify right side
    39,261.42x = 1,400,472,772.43
  5. Step 5: Solve for x
    x = 1,400,472,772.43/39,261.42
  6. Step 6: Final answer
    x = 35,670.46

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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.