Home / 12,351.44-18,526.68-4,556.72

Finding the Fourth Proportional to 12,351.44, 18,526.68 and 4,556.72

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Solution

The fourth proportional to 12,351.44, 18,526.68 and 4,556.72 is: 6,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.44 : 18,526.68 = 4,556.72 : x
  2. Step 2: Convert to fraction form
    12,351.44/18,526.68 = 4,556.72/x
  3. Step 3: Cross multiply
    12,351.44x = 18,526.68 × 4,556.72
  4. Step 4: Simplify right side
    12,351.44x = 84,420,893.29
  5. Step 5: Solve for x
    x = 84,420,893.29/12,351.44
  6. Step 6: Final answer
    x = 6,834.90

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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.