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Finding the Fourth Proportional to 41,208.90, 61,786.04 and 14,910.22

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Solution

The fourth proportional to 41,208.90, 61,786.04 and 14,910.22 is: 22,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,208.90 : 61,786.04 = 14,910.22 : x
  2. Step 2: Convert to fraction form
    41,208.90/61,786.04 = 14,910.22/x
  3. Step 3: Cross multiply
    41,208.90x = 61,786.04 × 14,910.22
  4. Step 4: Simplify right side
    41,208.90x = 921,243,449.33
  5. Step 5: Solve for x
    x = 921,243,449.33/41,208.90
  6. Step 6: Final answer
    x = 22,355.45

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1.5x scale

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.