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Finding the Fourth Proportional to 24,558.52, 33,890.86 and 13,380.52

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Solution

The fourth proportional to 24,558.52, 33,890.86 and 13,380.52 is: 18,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,558.52 : 33,890.86 = 13,380.52 : x
  2. Step 2: Convert to fraction form
    24,558.52/33,890.86 = 13,380.52/x
  3. Step 3: Cross multiply
    24,558.52x = 33,890.86 × 13,380.52
  4. Step 4: Simplify right side
    24,558.52x = 453,477,330.05
  5. Step 5: Solve for x
    x = 453,477,330.05/24,558.52
  6. Step 6: Final answer
    x = 18,465.17

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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.