Home / 16,977.20-25,459.70-5,880.90

Finding the Fourth Proportional to 16,977.20, 25,459.70 and 5,880.90

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Solution

The fourth proportional to 16,977.20, 25,459.70 and 5,880.90 is: 8,819.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.20 : 25,459.70 = 5,880.90 : x
  2. Step 2: Convert to fraction form
    16,977.20/25,459.70 = 5,880.90/x
  3. Step 3: Cross multiply
    16,977.20x = 25,459.70 × 5,880.90
  4. Step 4: Simplify right side
    16,977.20x = 149,725,949.73
  5. Step 5: Solve for x
    x = 149,725,949.73/16,977.20
  6. Step 6: Final answer
    x = 8,819.24

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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.