Home / 14,468.80-21,708.06-5,704.60

Finding the Fourth Proportional to 14,468.80, 21,708.06 and 5,704.60

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Solution

The fourth proportional to 14,468.80, 21,708.06 and 5,704.60 is: 8,558.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.80 : 21,708.06 = 5,704.60 : x
  2. Step 2: Convert to fraction form
    14,468.80/21,708.06 = 5,704.60/x
  3. Step 3: Cross multiply
    14,468.80x = 21,708.06 × 5,704.60
  4. Step 4: Simplify right side
    14,468.80x = 123,835,799.08
  5. Step 5: Solve for x
    x = 123,835,799.08/14,468.80
  6. Step 6: Final answer
    x = 8,558.82

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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.