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Finding the Fourth Proportional to 24,619.24, 34,018.02 and 18,236.68

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Solution

The fourth proportional to 24,619.24, 34,018.02 and 18,236.68 is: 25,198.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,619.24 : 34,018.02 = 18,236.68 : x
  2. Step 2: Convert to fraction form
    24,619.24/34,018.02 = 18,236.68/x
  3. Step 3: Cross multiply
    24,619.24x = 34,018.02 × 18,236.68
  4. Step 4: Simplify right side
    24,619.24x = 620,375,744.97
  5. Step 5: Solve for x
    x = 620,375,744.97/24,619.24
  6. Step 6: Final answer
    x = 25,198.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.