Home / 16,771.96-25,156.39-5,677.38

Finding the Fourth Proportional to 16,771.96, 25,156.39 and 5,677.38

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Solution

The fourth proportional to 16,771.96, 25,156.39 and 5,677.38 is: 8,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.96 : 25,156.39 = 5,677.38 : x
  2. Step 2: Convert to fraction form
    16,771.96/25,156.39 = 5,677.38/x
  3. Step 3: Cross multiply
    16,771.96x = 25,156.39 × 5,677.38
  4. Step 4: Simplify right side
    16,771.96x = 142,822,259.68
  5. Step 5: Solve for x
    x = 142,822,259.68/16,771.96
  6. Step 6: Final answer
    x = 8,515.54

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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.