Home / 12,268.74-18,402.17-4,370.96

Finding the Fourth Proportional to 12,268.74, 18,402.17 and 4,370.96

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Solution

The fourth proportional to 12,268.74, 18,402.17 and 4,370.96 is: 6,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.74 : 18,402.17 = 4,370.96 : x
  2. Step 2: Convert to fraction form
    12,268.74/18,402.17 = 4,370.96/x
  3. Step 3: Cross multiply
    12,268.74x = 18,402.17 × 4,370.96
  4. Step 4: Simplify right side
    12,268.74x = 80,435,035.12
  5. Step 5: Solve for x
    x = 80,435,035.12/12,268.74
  6. Step 6: Final answer
    x = 6,556.10

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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.