Home / 28,982.39-39,993.42-16,234.58

Finding the Fourth Proportional to 28,982.39, 39,993.42 and 16,234.58

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Solution

The fourth proportional to 28,982.39, 39,993.42 and 16,234.58 is: 22,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982.39 : 39,993.42 = 16,234.58 : x
  2. Step 2: Convert to fraction form
    28,982.39/39,993.42 = 16,234.58/x
  3. Step 3: Cross multiply
    28,982.39x = 39,993.42 × 16,234.58
  4. Step 4: Simplify right side
    28,982.39x = 649,276,176.50
  5. Step 5: Solve for x
    x = 649,276,176.50/28,982.39
  6. Step 6: Final answer
    x = 22,402.44

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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.