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Finding the Fourth Proportional to 22,672.70, 34,021.20 and 9,526.40

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Solution

The fourth proportional to 22,672.70, 34,021.20 and 9,526.40 is: 14,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672.70 : 34,021.20 = 9,526.40 : x
  2. Step 2: Convert to fraction form
    22,672.70/34,021.20 = 9,526.40/x
  3. Step 3: Cross multiply
    22,672.70x = 34,021.20 × 9,526.40
  4. Step 4: Simplify right side
    22,672.70x = 324,099,559.68
  5. Step 5: Solve for x
    x = 324,099,559.68/22,672.70
  6. Step 6: Final answer
    x = 14,294.71

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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.