Home / 16,296.78-22,489.88-10,635.15

Finding the Fourth Proportional to 16,296.78, 22,489.88 and 10,635.15

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Solution

The fourth proportional to 16,296.78, 22,489.88 and 10,635.15 is: 14,676.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,296.78 : 22,489.88 = 10,635.15 : x
  2. Step 2: Convert to fraction form
    16,296.78/22,489.88 = 10,635.15/x
  3. Step 3: Cross multiply
    16,296.78x = 22,489.88 × 10,635.15
  4. Step 4: Simplify right side
    16,296.78x = 239,183,194.11
  5. Step 5: Solve for x
    x = 239,183,194.11/16,296.78
  6. Step 6: Final answer
    x = 14,676.71

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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.