Home / 13,914.08-19,201.32-7,626.44

Finding the Fourth Proportional to 13,914.08, 19,201.32 and 7,626.44

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Solution

The fourth proportional to 13,914.08, 19,201.32 and 7,626.44 is: 10,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,914.08 : 19,201.32 = 7,626.44 : x
  2. Step 2: Convert to fraction form
    13,914.08/19,201.32 = 7,626.44/x
  3. Step 3: Cross multiply
    13,914.08x = 19,201.32 × 7,626.44
  4. Step 4: Simplify right side
    13,914.08x = 146,437,714.90
  5. Step 5: Solve for x
    x = 146,437,714.90/13,914.08
  6. Step 6: Final answer
    x = 10,524.43

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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.