Home / 14,566.86-21,850.38-4,178.64

Finding the Fourth Proportional to 14,566.86, 21,850.38 and 4,178.64

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Solution

The fourth proportional to 14,566.86, 21,850.38 and 4,178.64 is: 6,267.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.86 : 21,850.38 = 4,178.64 : x
  2. Step 2: Convert to fraction form
    14,566.86/21,850.38 = 4,178.64/x
  3. Step 3: Cross multiply
    14,566.86x = 21,850.38 × 4,178.64
  4. Step 4: Simplify right side
    14,566.86x = 91,304,871.88
  5. Step 5: Solve for x
    x = 91,304,871.88/14,566.86
  6. Step 6: Final answer
    x = 6,267.99

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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.