Home / 12,165.49-16,773.46-10,004.48

Finding the Fourth Proportional to 12,165.49, 16,773.46 and 10,004.48

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Solution

The fourth proportional to 12,165.49, 16,773.46 and 10,004.48 is: 13,793.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,165.49 : 16,773.46 = 10,004.48 : x
  2. Step 2: Convert to fraction form
    12,165.49/16,773.46 = 10,004.48/x
  3. Step 3: Cross multiply
    12,165.49x = 16,773.46 × 10,004.48
  4. Step 4: Simplify right side
    12,165.49x = 167,809,745.10
  5. Step 5: Solve for x
    x = 167,809,745.10/12,165.49
  6. Step 6: Final answer
    x = 13,793.92

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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.