Home / 28,834.50-39,789.63-16,735.32

Finding the Fourth Proportional to 28,834.50, 39,789.63 and 16,735.32

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Solution

The fourth proportional to 28,834.50, 39,789.63 and 16,735.32 is: 23,093.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,834.50 : 39,789.63 = 16,735.32 : x
  2. Step 2: Convert to fraction form
    28,834.50/39,789.63 = 16,735.32/x
  3. Step 3: Cross multiply
    28,834.50x = 39,789.63 × 16,735.32
  4. Step 4: Simplify right side
    28,834.50x = 665,892,190.73
  5. Step 5: Solve for x
    x = 665,892,190.73/28,834.50
  6. Step 6: Final answer
    x = 23,093.59

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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.