Home / 28,227.67-38,951.38-16,294.85

Finding the Fourth Proportional to 28,227.67, 38,951.38 and 16,294.85

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Solution

The fourth proportional to 28,227.67, 38,951.38 and 16,294.85 is: 22,485.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,227.67 : 38,951.38 = 16,294.85 : x
  2. Step 2: Convert to fraction form
    28,227.67/38,951.38 = 16,294.85/x
  3. Step 3: Cross multiply
    28,227.67x = 38,951.38 × 16,294.85
  4. Step 4: Simplify right side
    28,227.67x = 634,706,900.08
  5. Step 5: Solve for x
    x = 634,706,900.08/28,227.67
  6. Step 6: Final answer
    x = 22,485.27

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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.