Home / 12,351.69-18,522.90-4,452.08

Finding the Fourth Proportional to 12,351.69, 18,522.90 and 4,452.08

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Solution

The fourth proportional to 12,351.69, 18,522.90 and 4,452.08 is: 6,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.69 : 18,522.90 = 4,452.08 : x
  2. Step 2: Convert to fraction form
    12,351.69/18,522.90 = 4,452.08/x
  3. Step 3: Cross multiply
    12,351.69x = 18,522.90 × 4,452.08
  4. Step 4: Simplify right side
    12,351.69x = 82,465,340.02
  5. Step 5: Solve for x
    x = 82,465,340.02/12,351.69
  6. Step 6: Final answer
    x = 6,676.44

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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.