Home / 13,914.64-19,201.62-7,626.61

Finding the Fourth Proportional to 13,914.64, 19,201.62 and 7,626.61

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Solution

The fourth proportional to 13,914.64, 19,201.62 and 7,626.61 is: 10,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,914.64 : 19,201.62 = 7,626.61 : x
  2. Step 2: Convert to fraction form
    13,914.64/19,201.62 = 7,626.61/x
  3. Step 3: Cross multiply
    13,914.64x = 19,201.62 × 7,626.61
  4. Step 4: Simplify right side
    13,914.64x = 146,443,267.11
  5. Step 5: Solve for x
    x = 146,443,267.11/13,914.64
  6. Step 6: Final answer
    x = 10,524.40

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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.