Home / 28,834.40-39,789.50-16,735.23

Finding the Fourth Proportional to 28,834.40, 39,789.50 and 16,735.23

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Solution

The fourth proportional to 28,834.40, 39,789.50 and 16,735.23 is: 23,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,834.40 : 39,789.50 = 16,735.23 : x
  2. Step 2: Convert to fraction form
    28,834.40/39,789.50 = 16,735.23/x
  3. Step 3: Cross multiply
    28,834.40x = 39,789.50 × 16,735.23
  4. Step 4: Simplify right side
    28,834.40x = 665,886,350.41
  5. Step 5: Solve for x
    x = 665,886,350.41/28,834.40
  6. Step 6: Final answer
    x = 23,093.47

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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.