Home / 36,861.96-55,309.28-19,327.62

Finding the Fourth Proportional to 36,861.96, 55,309.28 and 19,327.62

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Solution

The fourth proportional to 36,861.96, 55,309.28 and 19,327.62 is: 28,999.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,861.96 : 55,309.28 = 19,327.62 : x
  2. Step 2: Convert to fraction form
    36,861.96/55,309.28 = 19,327.62/x
  3. Step 3: Cross multiply
    36,861.96x = 55,309.28 × 19,327.62
  4. Step 4: Simplify right side
    36,861.96x = 1,068,996,649.68
  5. Step 5: Solve for x
    x = 1,068,996,649.68/36,861.96
  6. Step 6: Final answer
    x = 28,999.99

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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.