Home / 36,640.50-54,961.29-12,016.50

Finding the Fourth Proportional to 36,640.50, 54,961.29 and 12,016.50

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Solution

The fourth proportional to 36,640.50, 54,961.29 and 12,016.50 is: 18,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.50 : 54,961.29 = 12,016.50 : x
  2. Step 2: Convert to fraction form
    36,640.50/54,961.29 = 12,016.50/x
  3. Step 3: Cross multiply
    36,640.50x = 54,961.29 × 12,016.50
  4. Step 4: Simplify right side
    36,640.50x = 660,442,341.29
  5. Step 5: Solve for x
    x = 660,442,341.29/36,640.50
  6. Step 6: Final answer
    x = 18,024.93

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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.