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Finding the Fourth Proportional to 24,394.68, 33,664.32 and 13,216.68

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Solution

The fourth proportional to 24,394.68, 33,664.32 and 13,216.68 is: 18,238.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,394.68 : 33,664.32 = 13,216.68 : x
  2. Step 2: Convert to fraction form
    24,394.68/33,664.32 = 13,216.68/x
  3. Step 3: Cross multiply
    24,394.68x = 33,664.32 × 13,216.68
  4. Step 4: Simplify right side
    24,394.68x = 444,930,544.86
  5. Step 5: Solve for x
    x = 444,930,544.86/24,394.68
  6. Step 6: Final answer
    x = 18,238.84

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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.