Home / 10,015.54-15,025.70-2,996.15

Finding the Fourth Proportional to 10,015.54, 15,025.70 and 2,996.15

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Solution

The fourth proportional to 10,015.54, 15,025.70 and 2,996.15 is: 4,494.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.54 : 15,025.70 = 2,996.15 : x
  2. Step 2: Convert to fraction form
    10,015.54/15,025.70 = 2,996.15/x
  3. Step 3: Cross multiply
    10,015.54x = 15,025.70 × 2,996.15
  4. Step 4: Simplify right side
    10,015.54x = 45,019,183.42
  5. Step 5: Solve for x
    x = 45,019,183.42/10,015.54
  6. Step 6: Final answer
    x = 4,494.93

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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.