Home / 14,890.44-20,548.56-8,175.96

Finding the Fourth Proportional to 14,890.44, 20,548.56 and 8,175.96

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Solution

The fourth proportional to 14,890.44, 20,548.56 and 8,175.96 is: 11,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.44 : 20,548.56 = 8,175.96 : x
  2. Step 2: Convert to fraction form
    14,890.44/20,548.56 = 8,175.96/x
  3. Step 3: Cross multiply
    14,890.44x = 20,548.56 × 8,175.96
  4. Step 4: Simplify right side
    14,890.44x = 168,004,204.62
  5. Step 5: Solve for x
    x = 168,004,204.62/14,890.44
  6. Step 6: Final answer
    x = 11,282.69

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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.