Home / 28,894.46-43,355.39-20,023.43

Finding the Fourth Proportional to 28,894.46, 43,355.39 and 20,023.43

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Solution

The fourth proportional to 28,894.46, 43,355.39 and 20,023.43 is: 30,044.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,894.46 : 43,355.39 = 20,023.43 : x
  2. Step 2: Convert to fraction form
    28,894.46/43,355.39 = 20,023.43/x
  3. Step 3: Cross multiply
    28,894.46x = 43,355.39 × 20,023.43
  4. Step 4: Simplify right side
    28,894.46x = 868,123,299.89
  5. Step 5: Solve for x
    x = 868,123,299.89/28,894.46
  6. Step 6: Final answer
    x = 30,044.63

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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.