Home / 14,536.13-21,804.39-4,147.88

Finding the Fourth Proportional to 14,536.13, 21,804.39 and 4,147.88

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Solution

The fourth proportional to 14,536.13, 21,804.39 and 4,147.88 is: 6,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,536.13 : 21,804.39 = 4,147.88 : x
  2. Step 2: Convert to fraction form
    14,536.13/21,804.39 = 4,147.88/x
  3. Step 3: Cross multiply
    14,536.13x = 21,804.39 × 4,147.88
  4. Step 4: Simplify right side
    14,536.13x = 90,441,884.17
  5. Step 5: Solve for x
    x = 90,441,884.17/14,536.13
  6. Step 6: Final answer
    x = 6,221.87

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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.