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Finding the Fourth Proportional to 33,651.88, 46,439.90 and 18,545.08

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Solution

The fourth proportional to 33,651.88, 46,439.90 and 18,545.08 is: 25,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,651.88 : 46,439.90 = 18,545.08 : x
  2. Step 2: Convert to fraction form
    33,651.88/46,439.90 = 18,545.08/x
  3. Step 3: Cross multiply
    33,651.88x = 46,439.90 × 18,545.08
  4. Step 4: Simplify right side
    33,651.88x = 861,231,776.79
  5. Step 5: Solve for x
    x = 861,231,776.79/33,651.88
  6. Step 6: Final answer
    x = 25,592.38

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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.