Home / 16,877.70-25,316.55-13,706.55

Finding the Fourth Proportional to 16,877.70, 25,316.55 and 13,706.55

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Solution

The fourth proportional to 16,877.70, 25,316.55 and 13,706.55 is: 20,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.70 : 25,316.55 = 13,706.55 : x
  2. Step 2: Convert to fraction form
    16,877.70/25,316.55 = 13,706.55/x
  3. Step 3: Cross multiply
    16,877.70x = 25,316.55 × 13,706.55
  4. Step 4: Simplify right side
    16,877.70x = 347,002,558.40
  5. Step 5: Solve for x
    x = 347,002,558.40/16,877.70
  6. Step 6: Final answer
    x = 20,559.83

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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.