Home / 25,753.02-38,645.78-10,961.91

Finding the Fourth Proportional to 25,753.02, 38,645.78 and 10,961.91

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Solution

The fourth proportional to 25,753.02, 38,645.78 and 10,961.91 is: 16,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.02 : 38,645.78 = 10,961.91 : x
  2. Step 2: Convert to fraction form
    25,753.02/38,645.78 = 10,961.91/x
  3. Step 3: Cross multiply
    25,753.02x = 38,645.78 × 10,961.91
  4. Step 4: Simplify right side
    25,753.02x = 423,631,507.43
  5. Step 5: Solve for x
    x = 423,631,507.43/25,753.02
  6. Step 6: Final answer
    x = 16,449.78

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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.