Home / 16,805.72-25,208.82-4,325.44

Finding the Fourth Proportional to 16,805.72, 25,208.82 and 4,325.44

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Solution

The fourth proportional to 16,805.72, 25,208.82 and 4,325.44 is: 6,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.72 : 25,208.82 = 4,325.44 : x
  2. Step 2: Convert to fraction form
    16,805.72/25,208.82 = 4,325.44/x
  3. Step 3: Cross multiply
    16,805.72x = 25,208.82 × 4,325.44
  4. Step 4: Simplify right side
    16,805.72x = 109,039,238.38
  5. Step 5: Solve for x
    x = 109,039,238.38/16,805.72
  6. Step 6: Final answer
    x = 6,488.22

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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.