Home / 16,853.80-25,280.70-16,635.10

Finding the Fourth Proportional to 16,853.80, 25,280.70 and 16,635.10

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Solution

The fourth proportional to 16,853.80, 25,280.70 and 16,635.10 is: 24,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,853.80 : 25,280.70 = 16,635.10 : x
  2. Step 2: Convert to fraction form
    16,853.80/25,280.70 = 16,635.10/x
  3. Step 3: Cross multiply
    16,853.80x = 25,280.70 × 16,635.10
  4. Step 4: Simplify right side
    16,853.80x = 420,546,972.57
  5. Step 5: Solve for x
    x = 420,546,972.57/16,853.80
  6. Step 6: Final answer
    x = 24,952.65

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Similar ratio
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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.