Home / 14,754.78-20,387.49-11,795.04

Finding the Fourth Proportional to 14,754.78, 20,387.49 and 11,795.04

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Solution

The fourth proportional to 14,754.78, 20,387.49 and 11,795.04 is: 16,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.78 : 20,387.49 = 11,795.04 : x
  2. Step 2: Convert to fraction form
    14,754.78/20,387.49 = 11,795.04/x
  3. Step 3: Cross multiply
    14,754.78x = 20,387.49 × 11,795.04
  4. Step 4: Simplify right side
    14,754.78x = 240,471,158.11
  5. Step 5: Solve for x
    x = 240,471,158.11/14,754.78
  6. Step 6: Final answer
    x = 16,297.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.