Home / 41,166.88-61,703.68-18,934.36

Finding the Fourth Proportional to 41,166.88, 61,703.68 and 18,934.36

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Solution

The fourth proportional to 41,166.88, 61,703.68 and 18,934.36 is: 28,380.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,166.88 : 61,703.68 = 18,934.36 : x
  2. Step 2: Convert to fraction form
    41,166.88/61,703.68 = 18,934.36/x
  3. Step 3: Cross multiply
    41,166.88x = 61,703.68 × 18,934.36
  4. Step 4: Simplify right side
    41,166.88x = 1,168,319,690.44
  5. Step 5: Solve for x
    x = 1,168,319,690.44/41,166.88
  6. Step 6: Final answer
    x = 28,380.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.