Home / 28,522.62-39,355.11-16,579.62

Finding the Fourth Proportional to 28,522.62, 39,355.11 and 16,579.62

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Solution

The fourth proportional to 28,522.62, 39,355.11 and 16,579.62 is: 22,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522.62 : 39,355.11 = 16,579.62 : x
  2. Step 2: Convert to fraction form
    28,522.62/39,355.11 = 16,579.62/x
  3. Step 3: Cross multiply
    28,522.62x = 39,355.11 × 16,579.62
  4. Step 4: Simplify right side
    28,522.62x = 652,492,768.86
  5. Step 5: Solve for x
    x = 652,492,768.86/28,522.62
  6. Step 6: Final answer
    x = 22,876.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.