Home / 14,951.22-20,634.03-8,238.18

Finding the Fourth Proportional to 14,951.22, 20,634.03 and 8,238.18

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Solution

The fourth proportional to 14,951.22, 20,634.03 and 8,238.18 is: 11,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,951.22 : 20,634.03 = 8,238.18 : x
  2. Step 2: Convert to fraction form
    14,951.22/20,634.03 = 8,238.18/x
  3. Step 3: Cross multiply
    14,951.22x = 20,634.03 × 8,238.18
  4. Step 4: Simplify right side
    14,951.22x = 169,986,853.27
  5. Step 5: Solve for x
    x = 169,986,853.27/14,951.22
  6. Step 6: Final answer
    x = 11,369.43

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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.