Home / 36,869.37-55,309.11-11,901.12

Finding the Fourth Proportional to 36,869.37, 55,309.11 and 11,901.12

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Solution

The fourth proportional to 36,869.37, 55,309.11 and 11,901.12 is: 17,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,869.37 : 55,309.11 = 11,901.12 : x
  2. Step 2: Convert to fraction form
    36,869.37/55,309.11 = 11,901.12/x
  3. Step 3: Cross multiply
    36,869.37x = 55,309.11 × 11,901.12
  4. Step 4: Simplify right side
    36,869.37x = 658,240,355.20
  5. Step 5: Solve for x
    x = 658,240,355.20/36,869.37
  6. Step 6: Final answer
    x = 17,853.31

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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.