Home / 16,147.37-24,220.38-5,619.78

Finding the Fourth Proportional to 16,147.37, 24,220.38 and 5,619.78

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Solution

The fourth proportional to 16,147.37, 24,220.38 and 5,619.78 is: 8,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,147.37 : 24,220.38 = 5,619.78 : x
  2. Step 2: Convert to fraction form
    16,147.37/24,220.38 = 5,619.78/x
  3. Step 3: Cross multiply
    16,147.37x = 24,220.38 × 5,619.78
  4. Step 4: Simplify right side
    16,147.37x = 136,113,207.12
  5. Step 5: Solve for x
    x = 136,113,207.12/16,147.37
  6. Step 6: Final answer
    x = 8,429.44

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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.