Home / 47,794.71-71,687.39-14,515.06

Finding the Fourth Proportional to 47,794.71, 71,687.39 and 14,515.06

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Solution

The fourth proportional to 47,794.71, 71,687.39 and 14,515.06 is: 21,771.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,794.71 : 71,687.39 = 14,515.06 : x
  2. Step 2: Convert to fraction form
    47,794.71/71,687.39 = 14,515.06/x
  3. Step 3: Cross multiply
    47,794.71x = 71,687.39 × 14,515.06
  4. Step 4: Simplify right side
    47,794.71x = 1,040,546,767.09
  5. Step 5: Solve for x
    x = 1,040,546,767.09/47,794.71
  6. Step 6: Final answer
    x = 21,771.17

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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.