Home / 25,732.36-38,601.36-8,198.12

Finding the Fourth Proportional to 25,732.36, 38,601.36 and 8,198.12

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Solution

The fourth proportional to 25,732.36, 38,601.36 and 8,198.12 is: 12,298.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,732.36 : 38,601.36 = 8,198.12 : x
  2. Step 2: Convert to fraction form
    25,732.36/38,601.36 = 8,198.12/x
  3. Step 3: Cross multiply
    25,732.36x = 38,601.36 × 8,198.12
  4. Step 4: Simplify right side
    25,732.36x = 316,458,581.44
  5. Step 5: Solve for x
    x = 316,458,581.44/25,732.36
  6. Step 6: Final answer
    x = 12,298.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.