Home / 16,885.05-25,325.23-5,791.56

Finding the Fourth Proportional to 16,885.05, 25,325.23 and 5,791.56

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Solution

The fourth proportional to 16,885.05, 25,325.23 and 5,791.56 is: 8,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.05 : 25,325.23 = 5,791.56 : x
  2. Step 2: Convert to fraction form
    16,885.05/25,325.23 = 5,791.56/x
  3. Step 3: Cross multiply
    16,885.05x = 25,325.23 × 5,791.56
  4. Step 4: Simplify right side
    16,885.05x = 146,672,589.06
  5. Step 5: Solve for x
    x = 146,672,589.06/16,885.05
  6. Step 6: Final answer
    x = 8,686.54

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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.