Home / 12,433.38-18,653.01-4,113.39

Finding the Fourth Proportional to 12,433.38, 18,653.01 and 4,113.39

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Solution

The fourth proportional to 12,433.38, 18,653.01 and 4,113.39 is: 6,171.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.38 : 18,653.01 = 4,113.39 : x
  2. Step 2: Convert to fraction form
    12,433.38/18,653.01 = 4,113.39/x
  3. Step 3: Cross multiply
    12,433.38x = 18,653.01 × 4,113.39
  4. Step 4: Simplify right side
    12,433.38x = 76,727,104.80
  5. Step 5: Solve for x
    x = 76,727,104.80/12,433.38
  6. Step 6: Final answer
    x = 6,171.06

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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.