Home / 12,341.20-18,508.27-4,021.94

Finding the Fourth Proportional to 12,341.20, 18,508.27 and 4,021.94

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Solution

The fourth proportional to 12,341.20, 18,508.27 and 4,021.94 is: 6,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.20 : 18,508.27 = 4,021.94 : x
  2. Step 2: Convert to fraction form
    12,341.20/18,508.27 = 4,021.94/x
  3. Step 3: Cross multiply
    12,341.20x = 18,508.27 × 4,021.94
  4. Step 4: Simplify right side
    12,341.20x = 74,439,180.12
  5. Step 5: Solve for x
    x = 74,439,180.12/12,341.20
  6. Step 6: Final answer
    x = 6,031.76

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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.