Home / 14,469.12-19,960.56-9,433.44

Finding the Fourth Proportional to 14,469.12, 19,960.56 and 9,433.44

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Solution

The fourth proportional to 14,469.12, 19,960.56 and 9,433.44 is: 13,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.12 : 19,960.56 = 9,433.44 : x
  2. Step 2: Convert to fraction form
    14,469.12/19,960.56 = 9,433.44/x
  3. Step 3: Cross multiply
    14,469.12x = 19,960.56 × 9,433.44
  4. Step 4: Simplify right side
    14,469.12x = 188,296,745.13
  5. Step 5: Solve for x
    x = 188,296,745.13/14,469.12
  6. Step 6: Final answer
    x = 13,013.70

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1.5x scale

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.