Home / 36,961.50-55,451.03-12,001.62

Finding the Fourth Proportional to 36,961.50, 55,451.03 and 12,001.62

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Solution

The fourth proportional to 36,961.50, 55,451.03 and 12,001.62 is: 18,005.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,961.50 : 55,451.03 = 12,001.62 : x
  2. Step 2: Convert to fraction form
    36,961.50/55,451.03 = 12,001.62/x
  3. Step 3: Cross multiply
    36,961.50x = 55,451.03 × 12,001.62
  4. Step 4: Simplify right side
    36,961.50x = 665,502,130.66
  5. Step 5: Solve for x
    x = 665,502,130.66/36,961.50
  6. Step 6: Final answer
    x = 18,005.28

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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.