Home / 13,824-20,732.92-6,708.02

Finding the Fourth Proportional to 13,824, 20,732.92 and 6,708.02

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Solution

The fourth proportional to 13,824, 20,732.92 and 6,708.02 is: 10,060.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824 : 20,732.92 = 6,708.02 : x
  2. Step 2: Convert to fraction form
    13,824/20,732.92 = 6,708.02/x
  3. Step 3: Cross multiply
    13,824x = 20,732.92 × 6,708.02
  4. Step 4: Simplify right side
    13,824x = 139,076,721.58
  5. Step 5: Solve for x
    x = 139,076,721.58/13,824
  6. Step 6: Final answer
    x = 10,060.53

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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.