Home / 14,277.17-21,416.23-4,917.09

Finding the Fourth Proportional to 14,277.17, 21,416.23 and 4,917.09

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Solution

The fourth proportional to 14,277.17, 21,416.23 and 4,917.09 is: 7,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277.17 : 21,416.23 = 4,917.09 : x
  2. Step 2: Convert to fraction form
    14,277.17/21,416.23 = 4,917.09/x
  3. Step 3: Cross multiply
    14,277.17x = 21,416.23 × 4,917.09
  4. Step 4: Simplify right side
    14,277.17x = 105,305,530.37
  5. Step 5: Solve for x
    x = 105,305,530.37/14,277.17
  6. Step 6: Final answer
    x = 7,375.80

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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.