Home / 28,226.88-38,951.77-16,294.06

Finding the Fourth Proportional to 28,226.88, 38,951.77 and 16,294.06

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Solution

The fourth proportional to 28,226.88, 38,951.77 and 16,294.06 is: 22,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.88 : 38,951.77 = 16,294.06 : x
  2. Step 2: Convert to fraction form
    28,226.88/38,951.77 = 16,294.06/x
  3. Step 3: Cross multiply
    28,226.88x = 38,951.77 × 16,294.06
  4. Step 4: Simplify right side
    28,226.88x = 634,682,201.26
  5. Step 5: Solve for x
    x = 634,682,201.26/28,226.88
  6. Step 6: Final answer
    x = 22,485.03

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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.