Home / 18,226.98-25,153.30-10,269.34

Finding the Fourth Proportional to 18,226.98, 25,153.30 and 10,269.34

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Solution

The fourth proportional to 18,226.98, 25,153.30 and 10,269.34 is: 14,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.98 : 25,153.30 = 10,269.34 : x
  2. Step 2: Convert to fraction form
    18,226.98/25,153.30 = 10,269.34/x
  3. Step 3: Cross multiply
    18,226.98x = 25,153.30 × 10,269.34
  4. Step 4: Simplify right side
    18,226.98x = 258,307,789.82
  5. Step 5: Solve for x
    x = 258,307,789.82/18,226.98
  6. Step 6: Final answer
    x = 14,171.73

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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.