Home / 16,283.37-22,481.13-12,499.29

Finding the Fourth Proportional to 16,283.37, 22,481.13 and 12,499.29

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Solution

The fourth proportional to 16,283.37, 22,481.13 and 12,499.29 is: 17,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,283.37 : 22,481.13 = 12,499.29 : x
  2. Step 2: Convert to fraction form
    16,283.37/22,481.13 = 12,499.29/x
  3. Step 3: Cross multiply
    16,283.37x = 22,481.13 × 12,499.29
  4. Step 4: Simplify right side
    16,283.37x = 280,998,163.40
  5. Step 5: Solve for x
    x = 280,998,163.40/16,283.37
  6. Step 6: Final answer
    x = 17,256.76

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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.