Home / 31,814.08-43,883.24-19,544.11

Finding the Fourth Proportional to 31,814.08, 43,883.24 and 19,544.11

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Solution

The fourth proportional to 31,814.08, 43,883.24 and 19,544.11 is: 26,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,814.08 : 43,883.24 = 19,544.11 : x
  2. Step 2: Convert to fraction form
    31,814.08/43,883.24 = 19,544.11/x
  3. Step 3: Cross multiply
    31,814.08x = 43,883.24 × 19,544.11
  4. Step 4: Simplify right side
    31,814.08x = 857,658,808.87
  5. Step 5: Solve for x
    x = 857,658,808.87/31,814.08
  6. Step 6: Final answer
    x = 26,958.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.