Home / 11,844.10-17,744.55-9,640.90

Finding the Fourth Proportional to 11,844.10, 17,744.55 and 9,640.90

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Solution

The fourth proportional to 11,844.10, 17,744.55 and 9,640.90 is: 14,443.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,844.10 : 17,744.55 = 9,640.90 : x
  2. Step 2: Convert to fraction form
    11,844.10/17,744.55 = 9,640.90/x
  3. Step 3: Cross multiply
    11,844.10x = 17,744.55 × 9,640.90
  4. Step 4: Simplify right side
    11,844.10x = 171,073,432.10
  5. Step 5: Solve for x
    x = 171,073,432.10/11,844.10
  6. Step 6: Final answer
    x = 14,443.77

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1.5x scale

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.