Home / 19,489.20-29,233.80-6,351

Finding the Fourth Proportional to 19,489.20, 29,233.80 and 6,351

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Solution

The fourth proportional to 19,489.20, 29,233.80 and 6,351 is: 9,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489.20 : 29,233.80 = 6,351 : x
  2. Step 2: Convert to fraction form
    19,489.20/29,233.80 = 6,351/x
  3. Step 3: Cross multiply
    19,489.20x = 29,233.80 × 6,351
  4. Step 4: Simplify right side
    19,489.20x = 185,663,863.80
  5. Step 5: Solve for x
    x = 185,663,863.80/19,489.20
  6. Step 6: Final answer
    x = 9,526.50

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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.