Home / 14,939.27-20,616.03-8,224.76

Finding the Fourth Proportional to 14,939.27, 20,616.03 and 8,224.76

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Solution

The fourth proportional to 14,939.27, 20,616.03 and 8,224.76 is: 11,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.27 : 20,616.03 = 8,224.76 : x
  2. Step 2: Convert to fraction form
    14,939.27/20,616.03 = 8,224.76/x
  3. Step 3: Cross multiply
    14,939.27x = 20,616.03 × 8,224.76
  4. Step 4: Simplify right side
    14,939.27x = 169,561,950.44
  5. Step 5: Solve for x
    x = 169,561,950.44/14,939.27
  6. Step 6: Final answer
    x = 11,350.08

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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.