Home / 25,378.44-38,067.91-11,339.18

Finding the Fourth Proportional to 25,378.44, 38,067.91 and 11,339.18

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Solution

The fourth proportional to 25,378.44, 38,067.91 and 11,339.18 is: 17,008.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.44 : 38,067.91 = 11,339.18 : x
  2. Step 2: Convert to fraction form
    25,378.44/38,067.91 = 11,339.18/x
  3. Step 3: Cross multiply
    25,378.44x = 38,067.91 × 11,339.18
  4. Step 4: Simplify right side
    25,378.44x = 431,658,883.71
  5. Step 5: Solve for x
    x = 431,658,883.71/25,378.44
  6. Step 6: Final answer
    x = 17,008.88

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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.