Home / 40,512.96-60,769.08-14,211.54

Finding the Fourth Proportional to 40,512.96, 60,769.08 and 14,211.54

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Solution

The fourth proportional to 40,512.96, 60,769.08 and 14,211.54 is: 21,317.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,512.96 : 60,769.08 = 14,211.54 : x
  2. Step 2: Convert to fraction form
    40,512.96/60,769.08 = 14,211.54/x
  3. Step 3: Cross multiply
    40,512.96x = 60,769.08 × 14,211.54
  4. Step 4: Simplify right side
    40,512.96x = 863,622,211.18
  5. Step 5: Solve for x
    x = 863,622,211.18/40,512.96
  6. Step 6: Final answer
    x = 21,317.18

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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.