Home / 13,236.27-19,861.35-5,845.80

Finding the Fourth Proportional to 13,236.27, 19,861.35 and 5,845.80

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Solution

The fourth proportional to 13,236.27, 19,861.35 and 5,845.80 is: 8,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.27 : 19,861.35 = 5,845.80 : x
  2. Step 2: Convert to fraction form
    13,236.27/19,861.35 = 5,845.80/x
  3. Step 3: Cross multiply
    13,236.27x = 19,861.35 × 5,845.80
  4. Step 4: Simplify right side
    13,236.27x = 116,105,479.83
  5. Step 5: Solve for x
    x = 116,105,479.83/13,236.27
  6. Step 6: Final answer
    x = 8,771.77

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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.