Home / 16,213.02-22,382.42-11,508.54

Finding the Fourth Proportional to 16,213.02, 22,382.42 and 11,508.54

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Solution

The fourth proportional to 16,213.02, 22,382.42 and 11,508.54 is: 15,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,213.02 : 22,382.42 = 11,508.54 : x
  2. Step 2: Convert to fraction form
    16,213.02/22,382.42 = 11,508.54/x
  3. Step 3: Cross multiply
    16,213.02x = 22,382.42 × 11,508.54
  4. Step 4: Simplify right side
    16,213.02x = 257,588,863.95
  5. Step 5: Solve for x
    x = 257,588,863.95/16,213.02
  6. Step 6: Final answer
    x = 15,887.78

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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.