Home / 28,226.88-38,954.52-16,293.96

Finding the Fourth Proportional to 28,226.88, 38,954.52 and 16,293.96

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Solution

The fourth proportional to 28,226.88, 38,954.52 and 16,293.96 is: 22,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.88 : 38,954.52 = 16,293.96 : x
  2. Step 2: Convert to fraction form
    28,226.88/38,954.52 = 16,293.96/x
  3. Step 3: Cross multiply
    28,226.88x = 38,954.52 × 16,293.96
  4. Step 4: Simplify right side
    28,226.88x = 634,723,390.70
  5. Step 5: Solve for x
    x = 634,723,390.70/28,226.88
  6. Step 6: Final answer
    x = 22,486.49

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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.