Home / 10,022.20-15,035.90-3,002.36

Finding the Fourth Proportional to 10,022.20, 15,035.90 and 3,002.36

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Solution

The fourth proportional to 10,022.20, 15,035.90 and 3,002.36 is: 4,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.20 : 15,035.90 = 3,002.36 : x
  2. Step 2: Convert to fraction form
    10,022.20/15,035.90 = 3,002.36/x
  3. Step 3: Cross multiply
    10,022.20x = 15,035.90 × 3,002.36
  4. Step 4: Simplify right side
    10,022.20x = 45,143,184.72
  5. Step 5: Solve for x
    x = 45,143,184.72/10,022.20
  6. Step 6: Final answer
    x = 4,504.32

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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.