Home / 14,670.30-20,245.81-8,297.22

Finding the Fourth Proportional to 14,670.30, 20,245.81 and 8,297.22

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Solution

The fourth proportional to 14,670.30, 20,245.81 and 8,297.22 is: 11,450.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,670.30 : 20,245.81 = 8,297.22 : x
  2. Step 2: Convert to fraction form
    14,670.30/20,245.81 = 8,297.22/x
  3. Step 3: Cross multiply
    14,670.30x = 20,245.81 × 8,297.22
  4. Step 4: Simplify right side
    14,670.30x = 167,983,939.65
  5. Step 5: Solve for x
    x = 167,983,939.65/14,670.30
  6. Step 6: Final answer
    x = 11,450.61

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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.