Home / 14,379.48-21,571.40-4,517.83

Finding the Fourth Proportional to 14,379.48, 21,571.40 and 4,517.83

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Solution

The fourth proportional to 14,379.48, 21,571.40 and 4,517.83 is: 6,777.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.48 : 21,571.40 = 4,517.83 : x
  2. Step 2: Convert to fraction form
    14,379.48/21,571.40 = 4,517.83/x
  3. Step 3: Cross multiply
    14,379.48x = 21,571.40 × 4,517.83
  4. Step 4: Simplify right side
    14,379.48x = 97,455,918.06
  5. Step 5: Solve for x
    x = 97,455,918.06/14,379.48
  6. Step 6: Final answer
    x = 6,777.43

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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.