Home / 36,866.70-55,308.27-11,902.11

Finding the Fourth Proportional to 36,866.70, 55,308.27 and 11,902.11

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Solution

The fourth proportional to 36,866.70, 55,308.27 and 11,902.11 is: 17,855.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,866.70 : 55,308.27 = 11,902.11 : x
  2. Step 2: Convert to fraction form
    36,866.70/55,308.27 = 11,902.11/x
  3. Step 3: Cross multiply
    36,866.70x = 55,308.27 × 11,902.11
  4. Step 4: Simplify right side
    36,866.70x = 658,285,113.45
  5. Step 5: Solve for x
    x = 658,285,113.45/36,866.70
  6. Step 6: Final answer
    x = 17,855.82

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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.