Home / 53,668.72-80,497.61-14,229.82

Finding the Fourth Proportional to 53,668.72, 80,497.61 and 14,229.82

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Solution

The fourth proportional to 53,668.72, 80,497.61 and 14,229.82 is: 21,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.72 : 80,497.61 = 14,229.82 : x
  2. Step 2: Convert to fraction form
    53,668.72/80,497.61 = 14,229.82/x
  3. Step 3: Cross multiply
    53,668.72x = 80,497.61 × 14,229.82
  4. Step 4: Simplify right side
    53,668.72x = 1,145,466,500.73
  5. Step 5: Solve for x
    x = 1,145,466,500.73/53,668.72
  6. Step 6: Final answer
    x = 21,343.28

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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.