Home / 43,244.45-64,861.85-11,657.66

Finding the Fourth Proportional to 43,244.45, 64,861.85 and 11,657.66

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Solution

The fourth proportional to 43,244.45, 64,861.85 and 11,657.66 is: 17,485.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,244.45 : 64,861.85 = 11,657.66 : x
  2. Step 2: Convert to fraction form
    43,244.45/64,861.85 = 11,657.66/x
  3. Step 3: Cross multiply
    43,244.45x = 64,861.85 × 11,657.66
  4. Step 4: Simplify right side
    43,244.45x = 756,137,033.53
  5. Step 5: Solve for x
    x = 756,137,033.53/43,244.45
  6. Step 6: Final answer
    x = 17,485.18

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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.