Home / 34,443.20-51,668.04-13,664

Finding the Fourth Proportional to 34,443.20, 51,668.04 and 13,664

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Solution

The fourth proportional to 34,443.20, 51,668.04 and 13,664 is: 20,497.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,443.20 : 51,668.04 = 13,664 : x
  2. Step 2: Convert to fraction form
    34,443.20/51,668.04 = 13,664/x
  3. Step 3: Cross multiply
    34,443.20x = 51,668.04 × 13,664
  4. Step 4: Simplify right side
    34,443.20x = 705,992,098.56
  5. Step 5: Solve for x
    x = 705,992,098.56/34,443.20
  6. Step 6: Final answer
    x = 20,497.29

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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.