Home / 29,215.49-43,814.12-9,489.96

Finding the Fourth Proportional to 29,215.49, 43,814.12 and 9,489.96

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Solution

The fourth proportional to 29,215.49, 43,814.12 and 9,489.96 is: 14,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215.49 : 43,814.12 = 9,489.96 : x
  2. Step 2: Convert to fraction form
    29,215.49/43,814.12 = 9,489.96/x
  3. Step 3: Cross multiply
    29,215.49x = 43,814.12 × 9,489.96
  4. Step 4: Simplify right side
    29,215.49x = 415,794,198.79
  5. Step 5: Solve for x
    x = 415,794,198.79/29,215.49
  6. Step 6: Final answer
    x = 14,231.98

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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.