Home / 14,651.02-21,976.29-3,557.80

Finding the Fourth Proportional to 14,651.02, 21,976.29 and 3,557.80

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Solution

The fourth proportional to 14,651.02, 21,976.29 and 3,557.80 is: 5,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651.02 : 21,976.29 = 3,557.80 : x
  2. Step 2: Convert to fraction form
    14,651.02/21,976.29 = 3,557.80/x
  3. Step 3: Cross multiply
    14,651.02x = 21,976.29 × 3,557.80
  4. Step 4: Simplify right side
    14,651.02x = 78,187,244.56
  5. Step 5: Solve for x
    x = 78,187,244.56/14,651.02
  6. Step 6: Final answer
    x = 5,336.64

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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.