Home / 19,204.18-28,786.49-7,354.73

Finding the Fourth Proportional to 19,204.18, 28,786.49 and 7,354.73

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Solution

The fourth proportional to 19,204.18, 28,786.49 and 7,354.73 is: 11,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,204.18 : 28,786.49 = 7,354.73 : x
  2. Step 2: Convert to fraction form
    19,204.18/28,786.49 = 7,354.73/x
  3. Step 3: Cross multiply
    19,204.18x = 28,786.49 × 7,354.73
  4. Step 4: Simplify right side
    19,204.18x = 211,716,680.89
  5. Step 5: Solve for x
    x = 211,716,680.89/19,204.18
  6. Step 6: Final answer
    x = 11,024.51

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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.