Home / 14,626.60-20,185.19-8,253.07

Finding the Fourth Proportional to 14,626.60, 20,185.19 and 8,253.07

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Solution

The fourth proportional to 14,626.60, 20,185.19 and 8,253.07 is: 11,389.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.60 : 20,185.19 = 8,253.07 : x
  2. Step 2: Convert to fraction form
    14,626.60/20,185.19 = 8,253.07/x
  3. Step 3: Cross multiply
    14,626.60x = 20,185.19 × 8,253.07
  4. Step 4: Simplify right side
    14,626.60x = 166,589,786.03
  5. Step 5: Solve for x
    x = 166,589,786.03/14,626.60
  6. Step 6: Final answer
    x = 11,389.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.