Home / 25,819.16-38,723.67-11,774.97

Finding the Fourth Proportional to 25,819.16, 38,723.67 and 11,774.97

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Solution

The fourth proportional to 25,819.16, 38,723.67 and 11,774.97 is: 17,660.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819.16 : 38,723.67 = 11,774.97 : x
  2. Step 2: Convert to fraction form
    25,819.16/38,723.67 = 11,774.97/x
  3. Step 3: Cross multiply
    25,819.16x = 38,723.67 × 11,774.97
  4. Step 4: Simplify right side
    25,819.16x = 455,970,052.54
  5. Step 5: Solve for x
    x = 455,970,052.54/25,819.16
  6. Step 6: Final answer
    x = 17,660.15

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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.