Home / 10,014.24-15,025.68-5,400.48

Finding the Fourth Proportional to 10,014.24, 15,025.68 and 5,400.48

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Solution

The fourth proportional to 10,014.24, 15,025.68 and 5,400.48 is: 8,103.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.24 : 15,025.68 = 5,400.48 : x
  2. Step 2: Convert to fraction form
    10,014.24/15,025.68 = 5,400.48/x
  3. Step 3: Cross multiply
    10,014.24x = 15,025.68 × 5,400.48
  4. Step 4: Simplify right side
    10,014.24x = 81,145,884.33
  5. Step 5: Solve for x
    x = 81,145,884.33/10,014.24
  6. Step 6: Final answer
    x = 8,103.05

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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.