Home / 28,244.17-42,367.36-8,522.73

Finding the Fourth Proportional to 28,244.17, 42,367.36 and 8,522.73

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Solution

The fourth proportional to 28,244.17, 42,367.36 and 8,522.73 is: 12,784.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.17 : 42,367.36 = 8,522.73 : x
  2. Step 2: Convert to fraction form
    28,244.17/42,367.36 = 8,522.73/x
  3. Step 3: Cross multiply
    28,244.17x = 42,367.36 × 8,522.73
  4. Step 4: Simplify right side
    28,244.17x = 361,085,570.09
  5. Step 5: Solve for x
    x = 361,085,570.09/28,244.17
  6. Step 6: Final answer
    x = 12,784.43

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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.