Home / 28,813.43-43,235.63-27,764.96

Finding the Fourth Proportional to 28,813.43, 43,235.63 and 27,764.96

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Solution

The fourth proportional to 28,813.43, 43,235.63 and 27,764.96 is: 41,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,813.43 : 43,235.63 = 27,764.96 : x
  2. Step 2: Convert to fraction form
    28,813.43/43,235.63 = 27,764.96/x
  3. Step 3: Cross multiply
    28,813.43x = 43,235.63 × 27,764.96
  4. Step 4: Simplify right side
    28,813.43x = 1,200,435,321.35
  5. Step 5: Solve for x
    x = 1,200,435,321.35/28,813.43
  6. Step 6: Final answer
    x = 41,662.35

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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.