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Finding the Fourth Proportional to 33,655, 46,444.08 and 18,751

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Solution

The fourth proportional to 33,655, 46,444.08 and 18,751 is: 25,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,655 : 46,444.08 = 18,751 : x
  2. Step 2: Convert to fraction form
    33,655/46,444.08 = 18,751/x
  3. Step 3: Cross multiply
    33,655x = 46,444.08 × 18,751
  4. Step 4: Simplify right side
    33,655x = 870,872,944.08
  5. Step 5: Solve for x
    x = 870,872,944.08/33,655
  6. Step 6: Final answer
    x = 25,876.48

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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.