Home / 39,271.42-54,144.34-25,449.31

Finding the Fourth Proportional to 39,271.42, 54,144.34 and 25,449.31

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Solution

The fourth proportional to 39,271.42, 54,144.34 and 25,449.31 is: 35,087.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.42 : 54,144.34 = 25,449.31 : x
  2. Step 2: Convert to fraction form
    39,271.42/54,144.34 = 25,449.31/x
  3. Step 3: Cross multiply
    39,271.42x = 54,144.34 × 25,449.31
  4. Step 4: Simplify right side
    39,271.42x = 1,377,936,093.41
  5. Step 5: Solve for x
    x = 1,377,936,093.41/39,271.42
  6. Step 6: Final answer
    x = 35,087.50

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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.