Home / 12,093.03-18,139.55-4,301.91

Finding the Fourth Proportional to 12,093.03, 18,139.55 and 4,301.91

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Solution

The fourth proportional to 12,093.03, 18,139.55 and 4,301.91 is: 6,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.03 : 18,139.55 = 4,301.91 : x
  2. Step 2: Convert to fraction form
    12,093.03/18,139.55 = 4,301.91/x
  3. Step 3: Cross multiply
    12,093.03x = 18,139.55 × 4,301.91
  4. Step 4: Simplify right side
    12,093.03x = 78,034,690.03
  5. Step 5: Solve for x
    x = 78,034,690.03/12,093.03
  6. Step 6: Final answer
    x = 6,452.87

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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.