Home / 33,689.73-46,489.68-18,581.61

Finding the Fourth Proportional to 33,689.73, 46,489.68 and 18,581.61

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Solution

The fourth proportional to 33,689.73, 46,489.68 and 18,581.61 is: 25,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.73 : 46,489.68 = 18,581.61 : x
  2. Step 2: Convert to fraction form
    33,689.73/46,489.68 = 18,581.61/x
  3. Step 3: Cross multiply
    33,689.73x = 46,489.68 × 18,581.61
  4. Step 4: Simplify right side
    33,689.73x = 863,853,102.78
  5. Step 5: Solve for x
    x = 863,853,102.78/33,689.73
  6. Step 6: Final answer
    x = 25,641.44

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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.