Home / 28,257.48-38,993.94-16,927.44

Finding the Fourth Proportional to 28,257.48, 38,993.94 and 16,927.44

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Solution

The fourth proportional to 28,257.48, 38,993.94 and 16,927.44 is: 23,359.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,257.48 : 38,993.94 = 16,927.44 : x
  2. Step 2: Convert to fraction form
    28,257.48/38,993.94 = 16,927.44/x
  3. Step 3: Cross multiply
    28,257.48x = 38,993.94 × 16,927.44
  4. Step 4: Simplify right side
    28,257.48x = 660,067,579.71
  5. Step 5: Solve for x
    x = 660,067,579.71/28,257.48
  6. Step 6: Final answer
    x = 23,359.04

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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.