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Finding the Fourth Proportional to 41,297.66, 61,950.57 and 13,210.66

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Solution

The fourth proportional to 41,297.66, 61,950.57 and 13,210.66 is: 19,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,297.66 : 61,950.57 = 13,210.66 : x
  2. Step 2: Convert to fraction form
    41,297.66/61,950.57 = 13,210.66/x
  3. Step 3: Cross multiply
    41,297.66x = 61,950.57 × 13,210.66
  4. Step 4: Simplify right side
    41,297.66x = 818,407,917.08
  5. Step 5: Solve for x
    x = 818,407,917.08/41,297.66
  6. Step 6: Final answer
    x = 19,817.30

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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.