Home / 43,761.74-65,643.01-14,179.66

Finding the Fourth Proportional to 43,761.74, 65,643.01 and 14,179.66

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Solution

The fourth proportional to 43,761.74, 65,643.01 and 14,179.66 is: 21,269.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,761.74 : 65,643.01 = 14,179.66 : x
  2. Step 2: Convert to fraction form
    43,761.74/65,643.01 = 14,179.66/x
  3. Step 3: Cross multiply
    43,761.74x = 65,643.01 × 14,179.66
  4. Step 4: Simplify right side
    43,761.74x = 930,795,363.62
  5. Step 5: Solve for x
    x = 930,795,363.62/43,761.74
  6. Step 6: Final answer
    x = 21,269.62

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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.