Home / 29,215.82-43,789.12-13,407.53

Finding the Fourth Proportional to 29,215.82, 43,789.12 and 13,407.53

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Solution

The fourth proportional to 29,215.82, 43,789.12 and 13,407.53 is: 20,095.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215.82 : 43,789.12 = 13,407.53 : x
  2. Step 2: Convert to fraction form
    29,215.82/43,789.12 = 13,407.53/x
  3. Step 3: Cross multiply
    29,215.82x = 43,789.12 × 13,407.53
  4. Step 4: Simplify right side
    29,215.82x = 587,103,654.09
  5. Step 5: Solve for x
    x = 587,103,654.09/29,215.82
  6. Step 6: Final answer
    x = 20,095.41

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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.