Home / 19,556.73-29,329.30-8,460.75

Finding the Fourth Proportional to 19,556.73, 29,329.30 and 8,460.75

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Solution

The fourth proportional to 19,556.73, 29,329.30 and 8,460.75 is: 12,688.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.73 : 29,329.30 = 8,460.75 : x
  2. Step 2: Convert to fraction form
    19,556.73/29,329.30 = 8,460.75/x
  3. Step 3: Cross multiply
    19,556.73x = 29,329.30 × 8,460.75
  4. Step 4: Simplify right side
    19,556.73x = 248,147,874.98
  5. Step 5: Solve for x
    x = 248,147,874.98/19,556.73
  6. Step 6: Final answer
    x = 12,688.62

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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.