Home / 12,041.22-18,057.17-4,142.24

Finding the Fourth Proportional to 12,041.22, 18,057.17 and 4,142.24

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Solution

The fourth proportional to 12,041.22, 18,057.17 and 4,142.24 is: 6,211.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.22 : 18,057.17 = 4,142.24 : x
  2. Step 2: Convert to fraction form
    12,041.22/18,057.17 = 4,142.24/x
  3. Step 3: Cross multiply
    12,041.22x = 18,057.17 × 4,142.24
  4. Step 4: Simplify right side
    12,041.22x = 74,797,020.86
  5. Step 5: Solve for x
    x = 74,797,020.86/12,041.22
  6. Step 6: Final answer
    x = 6,211.75

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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.