Home / 28,858.14-43,311.51-11,340.27

Finding the Fourth Proportional to 28,858.14, 43,311.51 and 11,340.27

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Solution

The fourth proportional to 28,858.14, 43,311.51 and 11,340.27 is: 17,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,858.14 : 43,311.51 = 11,340.27 : x
  2. Step 2: Convert to fraction form
    28,858.14/43,311.51 = 11,340.27/x
  3. Step 3: Cross multiply
    28,858.14x = 43,311.51 × 11,340.27
  4. Step 4: Simplify right side
    28,858.14x = 491,164,217.51
  5. Step 5: Solve for x
    x = 491,164,217.51/28,858.14
  6. Step 6: Final answer
    x = 17,019.95

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1.5x scale

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.