Home / 14,020.61-21,024.77-5,249.37

Finding the Fourth Proportional to 14,020.61, 21,024.77 and 5,249.37

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Solution

The fourth proportional to 14,020.61, 21,024.77 and 5,249.37 is: 7,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.61 : 21,024.77 = 5,249.37 : x
  2. Step 2: Convert to fraction form
    14,020.61/21,024.77 = 5,249.37/x
  3. Step 3: Cross multiply
    14,020.61x = 21,024.77 × 5,249.37
  4. Step 4: Simplify right side
    14,020.61x = 110,366,770.65
  5. Step 5: Solve for x
    x = 110,366,770.65/14,020.61
  6. Step 6: Final answer
    x = 7,871.76

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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.