Home / 25,441.98-38,170.38-11,398.88

Finding the Fourth Proportional to 25,441.98, 38,170.38 and 11,398.88

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Solution

The fourth proportional to 25,441.98, 38,170.38 and 11,398.88 is: 17,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,441.98 : 38,170.38 = 11,398.88 : x
  2. Step 2: Convert to fraction form
    25,441.98/38,170.38 = 11,398.88/x
  3. Step 3: Cross multiply
    25,441.98x = 38,170.38 × 11,398.88
  4. Step 4: Simplify right side
    25,441.98x = 435,099,390.32
  5. Step 5: Solve for x
    x = 435,099,390.32/25,441.98
  6. Step 6: Final answer
    x = 17,101.63

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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.