Home / 36,809.11-55,212.54-10,513.90

Finding the Fourth Proportional to 36,809.11, 55,212.54 and 10,513.90

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Solution

The fourth proportional to 36,809.11, 55,212.54 and 10,513.90 is: 15,770.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,809.11 : 55,212.54 = 10,513.90 : x
  2. Step 2: Convert to fraction form
    36,809.11/55,212.54 = 10,513.90/x
  3. Step 3: Cross multiply
    36,809.11x = 55,212.54 × 10,513.90
  4. Step 4: Simplify right side
    36,809.11x = 580,499,124.31
  5. Step 5: Solve for x
    x = 580,499,124.31/36,809.11
  6. Step 6: Final answer
    x = 15,770.53

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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.