Home / 16,138.56-24,175.44-11,765.28

Finding the Fourth Proportional to 16,138.56, 24,175.44 and 11,765.28

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Solution

The fourth proportional to 16,138.56, 24,175.44 and 11,765.28 is: 17,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.56 : 24,175.44 = 11,765.28 : x
  2. Step 2: Convert to fraction form
    16,138.56/24,175.44 = 11,765.28/x
  3. Step 3: Cross multiply
    16,138.56x = 24,175.44 × 11,765.28
  4. Step 4: Simplify right side
    16,138.56x = 284,430,820.72
  5. Step 5: Solve for x
    x = 284,430,820.72/16,138.56
  6. Step 6: Final answer
    x = 17,624.30

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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.