Home / 17,400.96-26,101.31-4,253.22

Finding the Fourth Proportional to 17,400.96, 26,101.31 and 4,253.22

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Solution

The fourth proportional to 17,400.96, 26,101.31 and 4,253.22 is: 6,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,400.96 : 26,101.31 = 4,253.22 : x
  2. Step 2: Convert to fraction form
    17,400.96/26,101.31 = 4,253.22/x
  3. Step 3: Cross multiply
    17,400.96x = 26,101.31 × 4,253.22
  4. Step 4: Simplify right side
    17,400.96x = 111,014,592.45
  5. Step 5: Solve for x
    x = 111,014,592.45/17,400.96
  6. Step 6: Final answer
    x = 6,379.80

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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.