Home / 41,072.56-61,616.44-12,999.68

Finding the Fourth Proportional to 41,072.56, 61,616.44 and 12,999.68

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Solution

The fourth proportional to 41,072.56, 61,616.44 and 12,999.68 is: 19,501.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,072.56 : 61,616.44 = 12,999.68 : x
  2. Step 2: Convert to fraction form
    41,072.56/61,616.44 = 12,999.68/x
  3. Step 3: Cross multiply
    41,072.56x = 61,616.44 × 12,999.68
  4. Step 4: Simplify right side
    41,072.56x = 800,993,941.97
  5. Step 5: Solve for x
    x = 800,993,941.97/41,072.56
  6. Step 6: Final answer
    x = 19,501.93

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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.