Home / 28,860.14-43,314.51-11,342.27

Finding the Fourth Proportional to 28,860.14, 43,314.51 and 11,342.27

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Solution

The fourth proportional to 28,860.14, 43,314.51 and 11,342.27 is: 17,022.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,860.14 : 43,314.51 = 11,342.27 : x
  2. Step 2: Convert to fraction form
    28,860.14/43,314.51 = 11,342.27/x
  3. Step 3: Cross multiply
    28,860.14x = 43,314.51 × 11,342.27
  4. Step 4: Simplify right side
    28,860.14x = 491,284,867.34
  5. Step 5: Solve for x
    x = 491,284,867.34/28,860.14
  6. Step 6: Final answer
    x = 17,022.96

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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.