Home / 14,175.59-21,256.29-8,254.44

Finding the Fourth Proportional to 14,175.59, 21,256.29 and 8,254.44

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Solution

The fourth proportional to 14,175.59, 21,256.29 and 8,254.44 is: 12,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.59 : 21,256.29 = 8,254.44 : x
  2. Step 2: Convert to fraction form
    14,175.59/21,256.29 = 8,254.44/x
  3. Step 3: Cross multiply
    14,175.59x = 21,256.29 × 8,254.44
  4. Step 4: Simplify right side
    14,175.59x = 175,458,770.43
  5. Step 5: Solve for x
    x = 175,458,770.43/14,175.59
  6. Step 6: Final answer
    x = 12,377.53

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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.