Home / 29,890.44-41,238.93-19,287.12

Finding the Fourth Proportional to 29,890.44, 41,238.93 and 19,287.12

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Solution

The fourth proportional to 29,890.44, 41,238.93 and 19,287.12 is: 26,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,890.44 : 41,238.93 = 19,287.12 : x
  2. Step 2: Convert to fraction form
    29,890.44/41,238.93 = 19,287.12/x
  3. Step 3: Cross multiply
    29,890.44x = 41,238.93 × 19,287.12
  4. Step 4: Simplify right side
    29,890.44x = 795,380,191.58
  5. Step 5: Solve for x
    x = 795,380,191.58/29,890.44
  6. Step 6: Final answer
    x = 26,609.85

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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.