Home / 39,215.34-54,079.92-25,797.96

Finding the Fourth Proportional to 39,215.34, 54,079.92 and 25,797.96

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Solution

The fourth proportional to 39,215.34, 54,079.92 and 25,797.96 is: 35,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,215.34 : 54,079.92 = 25,797.96 : x
  2. Step 2: Convert to fraction form
    39,215.34/54,079.92 = 25,797.96/x
  3. Step 3: Cross multiply
    39,215.34x = 54,079.92 × 25,797.96
  4. Step 4: Simplify right side
    39,215.34x = 1,395,151,612.96
  5. Step 5: Solve for x
    x = 1,395,151,612.96/39,215.34
  6. Step 6: Final answer
    x = 35,576.68

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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.