Home / 36,236.55-54,360.23-12,861.03

Finding the Fourth Proportional to 36,236.55, 54,360.23 and 12,861.03

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Solution

The fourth proportional to 36,236.55, 54,360.23 and 12,861.03 is: 19,293.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,236.55 : 54,360.23 = 12,861.03 : x
  2. Step 2: Convert to fraction form
    36,236.55/54,360.23 = 12,861.03/x
  3. Step 3: Cross multiply
    36,236.55x = 54,360.23 × 12,861.03
  4. Step 4: Simplify right side
    36,236.55x = 699,128,484.53
  5. Step 5: Solve for x
    x = 699,128,484.53/36,236.55
  6. Step 6: Final answer
    x = 19,293.46

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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.