Home / 26,212.50-39,280.41-16,321.68

Finding the Fourth Proportional to 26,212.50, 39,280.41 and 16,321.68

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Solution

The fourth proportional to 26,212.50, 39,280.41 and 16,321.68 is: 24,458.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,212.50 : 39,280.41 = 16,321.68 : x
  2. Step 2: Convert to fraction form
    26,212.50/39,280.41 = 16,321.68/x
  3. Step 3: Cross multiply
    26,212.50x = 39,280.41 × 16,321.68
  4. Step 4: Simplify right side
    26,212.50x = 641,122,282.29
  5. Step 5: Solve for x
    x = 641,122,282.29/26,212.50
  6. Step 6: Final answer
    x = 24,458.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.