Home / 66,446.69-99,706.48-26,993.21

Finding the Fourth Proportional to 66,446.69, 99,706.48 and 26,993.21

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Solution

The fourth proportional to 66,446.69, 99,706.48 and 26,993.21 is: 40,504.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,446.69 : 99,706.48 = 26,993.21 : x
  2. Step 2: Convert to fraction form
    66,446.69/99,706.48 = 26,993.21/x
  3. Step 3: Cross multiply
    66,446.69x = 99,706.48 × 26,993.21
  4. Step 4: Simplify right side
    66,446.69x = 2,691,397,386.99
  5. Step 5: Solve for x
    x = 2,691,397,386.99/66,446.69
  6. Step 6: Final answer
    x = 40,504.61

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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.