Home / 36,965.25-55,440.99-12,005.55

Finding the Fourth Proportional to 36,965.25, 55,440.99 and 12,005.55

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Solution

The fourth proportional to 36,965.25, 55,440.99 and 12,005.55 is: 18,006.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,965.25 : 55,440.99 = 12,005.55 : x
  2. Step 2: Convert to fraction form
    36,965.25/55,440.99 = 12,005.55/x
  3. Step 3: Cross multiply
    36,965.25x = 55,440.99 × 12,005.55
  4. Step 4: Simplify right side
    36,965.25x = 665,599,577.49
  5. Step 5: Solve for x
    x = 665,599,577.49/36,965.25
  6. Step 6: Final answer
    x = 18,006.09

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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.