Home / 28,674.08-43,011.12-16,845.92

Finding the Fourth Proportional to 28,674.08, 43,011.12 and 16,845.92

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Solution

The fourth proportional to 28,674.08, 43,011.12 and 16,845.92 is: 25,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,674.08 : 43,011.12 = 16,845.92 : x
  2. Step 2: Convert to fraction form
    28,674.08/43,011.12 = 16,845.92/x
  3. Step 3: Cross multiply
    28,674.08x = 43,011.12 × 16,845.92
  4. Step 4: Simplify right side
    28,674.08x = 724,562,057.33
  5. Step 5: Solve for x
    x = 724,562,057.33/28,674.08
  6. Step 6: Final answer
    x = 25,268.88

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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.