Home / 28,873.16-43,313.85-8,884.31

Finding the Fourth Proportional to 28,873.16, 43,313.85 and 8,884.31

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Solution

The fourth proportional to 28,873.16, 43,313.85 and 8,884.31 is: 13,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873.16 : 43,313.85 = 8,884.31 : x
  2. Step 2: Convert to fraction form
    28,873.16/43,313.85 = 8,884.31/x
  3. Step 3: Cross multiply
    28,873.16x = 43,313.85 × 8,884.31
  4. Step 4: Simplify right side
    28,873.16x = 384,813,626.27
  5. Step 5: Solve for x
    x = 384,813,626.27/28,873.16
  6. Step 6: Final answer
    x = 13,327.73

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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.