Home / 14,622.85-20,180.01-8,249.32

Finding the Fourth Proportional to 14,622.85, 20,180.01 and 8,249.32

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Solution

The fourth proportional to 14,622.85, 20,180.01 and 8,249.32 is: 11,384.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.85 : 20,180.01 = 8,249.32 : x
  2. Step 2: Convert to fraction form
    14,622.85/20,180.01 = 8,249.32/x
  3. Step 3: Cross multiply
    14,622.85x = 20,180.01 × 8,249.32
  4. Step 4: Simplify right side
    14,622.85x = 166,471,360.09
  5. Step 5: Solve for x
    x = 166,471,360.09/14,622.85
  6. Step 6: Final answer
    x = 11,384.33

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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.