Home / 36,753.36-55,120.32-15,972

Finding the Fourth Proportional to 36,753.36, 55,120.32 and 15,972

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Solution

The fourth proportional to 36,753.36, 55,120.32 and 15,972 is: 23,953.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,753.36 : 55,120.32 = 15,972 : x
  2. Step 2: Convert to fraction form
    36,753.36/55,120.32 = 15,972/x
  3. Step 3: Cross multiply
    36,753.36x = 55,120.32 × 15,972
  4. Step 4: Simplify right side
    36,753.36x = 880,381,751.04
  5. Step 5: Solve for x
    x = 880,381,751.04/36,753.36
  6. Step 6: Final answer
    x = 23,953.78

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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.