Home / 10,016.24-15,028.68-5,402.48

Finding the Fourth Proportional to 10,016.24, 15,028.68 and 5,402.48

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Solution

The fourth proportional to 10,016.24, 15,028.68 and 5,402.48 is: 8,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,016.24 : 15,028.68 = 5,402.48 : x
  2. Step 2: Convert to fraction form
    10,016.24/15,028.68 = 5,402.48/x
  3. Step 3: Cross multiply
    10,016.24x = 15,028.68 × 5,402.48
  4. Step 4: Simplify right side
    10,016.24x = 81,192,143.13
  5. Step 5: Solve for x
    x = 81,192,143.13/10,016.24
  6. Step 6: Final answer
    x = 8,106.05

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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.