Home / 19,474.26-29,228.75-9,091.86

Finding the Fourth Proportional to 19,474.26, 29,228.75 and 9,091.86

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Solution

The fourth proportional to 19,474.26, 29,228.75 and 9,091.86 is: 13,645.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.26 : 29,228.75 = 9,091.86 : x
  2. Step 2: Convert to fraction form
    19,474.26/29,228.75 = 9,091.86/x
  3. Step 3: Cross multiply
    19,474.26x = 29,228.75 × 9,091.86
  4. Step 4: Simplify right side
    19,474.26x = 265,743,702.98
  5. Step 5: Solve for x
    x = 265,743,702.98/19,474.26
  6. Step 6: Final answer
    x = 13,645.89

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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.