Home / 14,619.47-21,927.84-4,090.44

Finding the Fourth Proportional to 14,619.47, 21,927.84 and 4,090.44

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Solution

The fourth proportional to 14,619.47, 21,927.84 and 4,090.44 is: 6,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.47 : 21,927.84 = 4,090.44 : x
  2. Step 2: Convert to fraction form
    14,619.47/21,927.84 = 4,090.44/x
  3. Step 3: Cross multiply
    14,619.47x = 21,927.84 × 4,090.44
  4. Step 4: Simplify right side
    14,619.47x = 89,694,513.85
  5. Step 5: Solve for x
    x = 89,694,513.85/14,619.47
  6. Step 6: Final answer
    x = 6,135.28

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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.