Home / 22,010.96-33,016.44-12,148.40

Finding the Fourth Proportional to 22,010.96, 33,016.44 and 12,148.40

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Solution

The fourth proportional to 22,010.96, 33,016.44 and 12,148.40 is: 18,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.96 : 33,016.44 = 12,148.40 : x
  2. Step 2: Convert to fraction form
    22,010.96/33,016.44 = 12,148.40/x
  3. Step 3: Cross multiply
    22,010.96x = 33,016.44 × 12,148.40
  4. Step 4: Simplify right side
    22,010.96x = 401,096,919.70
  5. Step 5: Solve for x
    x = 401,096,919.70/22,010.96
  6. Step 6: Final answer
    x = 18,222.60

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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.