Home / 10,156.44-15,226.92-7,028.12

Finding the Fourth Proportional to 10,156.44, 15,226.92 and 7,028.12

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Solution

The fourth proportional to 10,156.44, 15,226.92 and 7,028.12 is: 10,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156.44 : 15,226.92 = 7,028.12 : x
  2. Step 2: Convert to fraction form
    10,156.44/15,226.92 = 7,028.12/x
  3. Step 3: Cross multiply
    10,156.44x = 15,226.92 × 7,028.12
  4. Step 4: Simplify right side
    10,156.44x = 107,016,620.99
  5. Step 5: Solve for x
    x = 107,016,620.99/10,156.44
  6. Step 6: Final answer
    x = 10,536.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.