Home / 25,652.82-38,425.22-13,134.80

Finding the Fourth Proportional to 25,652.82, 38,425.22 and 13,134.80

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Solution

The fourth proportional to 25,652.82, 38,425.22 and 13,134.80 is: 19,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,652.82 : 38,425.22 = 13,134.80 : x
  2. Step 2: Convert to fraction form
    25,652.82/38,425.22 = 13,134.80/x
  3. Step 3: Cross multiply
    25,652.82x = 38,425.22 × 13,134.80
  4. Step 4: Simplify right side
    25,652.82x = 504,707,579.66
  5. Step 5: Solve for x
    x = 504,707,579.66/25,652.82
  6. Step 6: Final answer
    x = 19,674.55

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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.