Home / 25,949.29-38,904.32-10,961.05

Finding the Fourth Proportional to 25,949.29, 38,904.32 and 10,961.05

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Solution

The fourth proportional to 25,949.29, 38,904.32 and 10,961.05 is: 16,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,949.29 : 38,904.32 = 10,961.05 : x
  2. Step 2: Convert to fraction form
    25,949.29/38,904.32 = 10,961.05/x
  3. Step 3: Cross multiply
    25,949.29x = 38,904.32 × 10,961.05
  4. Step 4: Simplify right side
    25,949.29x = 426,432,126.88
  5. Step 5: Solve for x
    x = 426,432,126.88/25,949.29
  6. Step 6: Final answer
    x = 16,433.29

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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.