Home / 28,847.44-39,808.68-16,273.36

Finding the Fourth Proportional to 28,847.44, 39,808.68 and 16,273.36

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Solution

The fourth proportional to 28,847.44, 39,808.68 and 16,273.36 is: 22,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,847.44 : 39,808.68 = 16,273.36 : x
  2. Step 2: Convert to fraction form
    28,847.44/39,808.68 = 16,273.36/x
  3. Step 3: Cross multiply
    28,847.44x = 39,808.68 × 16,273.36
  4. Step 4: Simplify right side
    28,847.44x = 647,820,980.76
  5. Step 5: Solve for x
    x = 647,820,980.76/28,847.44
  6. Step 6: Final answer
    x = 22,456.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.