Home / 14,939.08-22,408.62-8,279.66

Finding the Fourth Proportional to 14,939.08, 22,408.62 and 8,279.66

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Solution

The fourth proportional to 14,939.08, 22,408.62 and 8,279.66 is: 12,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.08 : 22,408.62 = 8,279.66 : x
  2. Step 2: Convert to fraction form
    14,939.08/22,408.62 = 8,279.66/x
  3. Step 3: Cross multiply
    14,939.08x = 22,408.62 × 8,279.66
  4. Step 4: Simplify right side
    14,939.08x = 185,535,713.27
  5. Step 5: Solve for x
    x = 185,535,713.27/14,939.08
  6. Step 6: Final answer
    x = 12,419.49

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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.