Home / 14,375.10-19,837.60-8,087.48

Finding the Fourth Proportional to 14,375.10, 19,837.60 and 8,087.48

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Solution

The fourth proportional to 14,375.10, 19,837.60 and 8,087.48 is: 11,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375.10 : 19,837.60 = 8,087.48 : x
  2. Step 2: Convert to fraction form
    14,375.10/19,837.60 = 8,087.48/x
  3. Step 3: Cross multiply
    14,375.10x = 19,837.60 × 8,087.48
  4. Step 4: Simplify right side
    14,375.10x = 160,436,193.25
  5. Step 5: Solve for x
    x = 160,436,193.25/14,375.10
  6. Step 6: Final answer
    x = 11,160.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.