Home / 25,576.32-38,216.22-20,016.48

Finding the Fourth Proportional to 25,576.32, 38,216.22 and 20,016.48

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Solution

The fourth proportional to 25,576.32, 38,216.22 and 20,016.48 is: 29,908.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,576.32 : 38,216.22 = 20,016.48 : x
  2. Step 2: Convert to fraction form
    25,576.32/38,216.22 = 20,016.48/x
  3. Step 3: Cross multiply
    25,576.32x = 38,216.22 × 20,016.48
  4. Step 4: Simplify right side
    25,576.32x = 764,954,203.31
  5. Step 5: Solve for x
    x = 764,954,203.31/25,576.32
  6. Step 6: Final answer
    x = 29,908.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.