Home / 25,964.32-38,930.91-11,906.74

Finding the Fourth Proportional to 25,964.32, 38,930.91 and 11,906.74

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Solution

The fourth proportional to 25,964.32, 38,930.91 and 11,906.74 is: 17,852.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,964.32 : 38,930.91 = 11,906.74 : x
  2. Step 2: Convert to fraction form
    25,964.32/38,930.91 = 11,906.74/x
  3. Step 3: Cross multiply
    25,964.32x = 38,930.91 × 11,906.74
  4. Step 4: Simplify right side
    25,964.32x = 463,540,223.33
  5. Step 5: Solve for x
    x = 463,540,223.33/25,964.32
  6. Step 6: Final answer
    x = 17,852.97

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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.