Home / 16,843.20-25,264.80-4,997.40

Finding the Fourth Proportional to 16,843.20, 25,264.80 and 4,997.40

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Solution

The fourth proportional to 16,843.20, 25,264.80 and 4,997.40 is: 7,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843.20 : 25,264.80 = 4,997.40 : x
  2. Step 2: Convert to fraction form
    16,843.20/25,264.80 = 4,997.40/x
  3. Step 3: Cross multiply
    16,843.20x = 25,264.80 × 4,997.40
  4. Step 4: Simplify right side
    16,843.20x = 126,258,311.52
  5. Step 5: Solve for x
    x = 126,258,311.52/16,843.20
  6. Step 6: Final answer
    x = 7,496.10

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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.