Home / 25,538.22-38,304.81-8,008.20

Finding the Fourth Proportional to 25,538.22, 38,304.81 and 8,008.20

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Solution

The fourth proportional to 25,538.22, 38,304.81 and 8,008.20 is: 12,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,538.22 : 38,304.81 = 8,008.20 : x
  2. Step 2: Convert to fraction form
    25,538.22/38,304.81 = 8,008.20/x
  3. Step 3: Cross multiply
    25,538.22x = 38,304.81 × 8,008.20
  4. Step 4: Simplify right side
    25,538.22x = 306,752,579.44
  5. Step 5: Solve for x
    x = 306,752,579.44/25,538.22
  6. Step 6: Final answer
    x = 12,011.51

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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.