Home / 12,167.41-18,250.20-3,403.01

Finding the Fourth Proportional to 12,167.41, 18,250.20 and 3,403.01

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Solution

The fourth proportional to 12,167.41, 18,250.20 and 3,403.01 is: 5,104.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167.41 : 18,250.20 = 3,403.01 : x
  2. Step 2: Convert to fraction form
    12,167.41/18,250.20 = 3,403.01/x
  3. Step 3: Cross multiply
    12,167.41x = 18,250.20 × 3,403.01
  4. Step 4: Simplify right side
    12,167.41x = 62,105,613.10
  5. Step 5: Solve for x
    x = 62,105,613.10/12,167.41
  6. Step 6: Final answer
    x = 5,104.26

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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.