Home / 22,447.79-33,668.45-6,861.23

Finding the Fourth Proportional to 22,447.79, 33,668.45 and 6,861.23

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Solution

The fourth proportional to 22,447.79, 33,668.45 and 6,861.23 is: 10,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,447.79 : 33,668.45 = 6,861.23 : x
  2. Step 2: Convert to fraction form
    22,447.79/33,668.45 = 6,861.23/x
  3. Step 3: Cross multiply
    22,447.79x = 33,668.45 × 6,861.23
  4. Step 4: Simplify right side
    22,447.79x = 231,006,944.89
  5. Step 5: Solve for x
    x = 231,006,944.89/22,447.79
  6. Step 6: Final answer
    x = 10,290.85

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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.