Home / 25,906.97-38,856.31-9,263.90

Finding the Fourth Proportional to 25,906.97, 38,856.31 and 9,263.90

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Solution

The fourth proportional to 25,906.97, 38,856.31 and 9,263.90 is: 13,894.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,906.97 : 38,856.31 = 9,263.90 : x
  2. Step 2: Convert to fraction form
    25,906.97/38,856.31 = 9,263.90/x
  3. Step 3: Cross multiply
    25,906.97x = 38,856.31 × 9,263.90
  4. Step 4: Simplify right side
    25,906.97x = 359,960,970.21
  5. Step 5: Solve for x
    x = 359,960,970.21/25,906.97
  6. Step 6: Final answer
    x = 13,894.37

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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.