Home / 28,027.08-38,679.30-16,093.80

Finding the Fourth Proportional to 28,027.08, 38,679.30 and 16,093.80

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Solution

The fourth proportional to 28,027.08, 38,679.30 and 16,093.80 is: 22,210.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,027.08 : 38,679.30 = 16,093.80 : x
  2. Step 2: Convert to fraction form
    28,027.08/38,679.30 = 16,093.80/x
  3. Step 3: Cross multiply
    28,027.08x = 38,679.30 × 16,093.80
  4. Step 4: Simplify right side
    28,027.08x = 622,496,918.34
  5. Step 5: Solve for x
    x = 622,496,918.34/28,027.08
  6. Step 6: Final answer
    x = 22,210.55

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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.