Home / 14,173.08-21,272.34-7,923.96

Finding the Fourth Proportional to 14,173.08, 21,272.34 and 7,923.96

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Solution

The fourth proportional to 14,173.08, 21,272.34 and 7,923.96 is: 11,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.08 : 21,272.34 = 7,923.96 : x
  2. Step 2: Convert to fraction form
    14,173.08/21,272.34 = 7,923.96/x
  3. Step 3: Cross multiply
    14,173.08x = 21,272.34 × 7,923.96
  4. Step 4: Simplify right side
    14,173.08x = 168,561,171.27
  5. Step 5: Solve for x
    x = 168,561,171.27/14,173.08
  6. Step 6: Final answer
    x = 11,893.05

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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.