Home / 36,911.70-55,385.64-17,166.60

Finding the Fourth Proportional to 36,911.70, 55,385.64 and 17,166.60

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Solution

The fourth proportional to 36,911.70, 55,385.64 and 17,166.60 is: 25,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911.70 : 55,385.64 = 17,166.60 : x
  2. Step 2: Convert to fraction form
    36,911.70/55,385.64 = 17,166.60/x
  3. Step 3: Cross multiply
    36,911.70x = 55,385.64 × 17,166.60
  4. Step 4: Simplify right side
    36,911.70x = 950,783,127.62
  5. Step 5: Solve for x
    x = 950,783,127.62/36,911.70
  6. Step 6: Final answer
    x = 25,758.31

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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.