Home / 19,398.26-29,100.43-6,251.96

Finding the Fourth Proportional to 19,398.26, 29,100.43 and 6,251.96

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Solution

The fourth proportional to 19,398.26, 29,100.43 and 6,251.96 is: 9,378.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398.26 : 29,100.43 = 6,251.96 : x
  2. Step 2: Convert to fraction form
    19,398.26/29,100.43 = 6,251.96/x
  3. Step 3: Cross multiply
    19,398.26x = 29,100.43 × 6,251.96
  4. Step 4: Simplify right side
    19,398.26x = 181,934,724.34
  5. Step 5: Solve for x
    x = 181,934,724.34/19,398.26
  6. Step 6: Final answer
    x = 9,378.92

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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.