Home / 14,062.66-21,083.47-8,514.65

Finding the Fourth Proportional to 14,062.66, 21,083.47 and 8,514.65

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Solution

The fourth proportional to 14,062.66, 21,083.47 and 8,514.65 is: 12,765.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,062.66 : 21,083.47 = 8,514.65 : x
  2. Step 2: Convert to fraction form
    14,062.66/21,083.47 = 8,514.65/x
  3. Step 3: Cross multiply
    14,062.66x = 21,083.47 × 8,514.65
  4. Step 4: Simplify right side
    14,062.66x = 179,518,399.26
  5. Step 5: Solve for x
    x = 179,518,399.26/14,062.66
  6. Step 6: Final answer
    x = 12,765.61

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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.