Home / 25,737.12-38,616.48-10,949.22

Finding the Fourth Proportional to 25,737.12, 38,616.48 and 10,949.22

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Solution

The fourth proportional to 25,737.12, 38,616.48 and 10,949.22 is: 16,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,737.12 : 38,616.48 = 10,949.22 : x
  2. Step 2: Convert to fraction form
    25,737.12/38,616.48 = 10,949.22/x
  3. Step 3: Cross multiply
    25,737.12x = 38,616.48 × 10,949.22
  4. Step 4: Simplify right side
    25,737.12x = 422,820,335.15
  5. Step 5: Solve for x
    x = 422,820,335.15/25,737.12
  6. Step 6: Final answer
    x = 16,428.42

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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.