Home / 16,702.05-25,039.74-8,377.53

Finding the Fourth Proportional to 16,702.05, 25,039.74 and 8,377.53

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Solution

The fourth proportional to 16,702.05, 25,039.74 and 8,377.53 is: 12,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.05 : 25,039.74 = 8,377.53 : x
  2. Step 2: Convert to fraction form
    16,702.05/25,039.74 = 8,377.53/x
  3. Step 3: Cross multiply
    16,702.05x = 25,039.74 × 8,377.53
  4. Step 4: Simplify right side
    16,702.05x = 209,771,173.04
  5. Step 5: Solve for x
    x = 209,771,173.04/16,702.05
  6. Step 6: Final answer
    x = 12,559.61

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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.