Home / 18,226.58-25,156.43-10,676.87

Finding the Fourth Proportional to 18,226.58, 25,156.43 and 10,676.87

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Solution

The fourth proportional to 18,226.58, 25,156.43 and 10,676.87 is: 14,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.58 : 25,156.43 = 10,676.87 : x
  2. Step 2: Convert to fraction form
    18,226.58/25,156.43 = 10,676.87/x
  3. Step 3: Cross multiply
    18,226.58x = 25,156.43 × 10,676.87
  4. Step 4: Simplify right side
    18,226.58x = 268,591,753.61
  5. Step 5: Solve for x
    x = 268,591,753.61/18,226.58
  6. Step 6: Final answer
    x = 14,736.27

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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.