Home / 19,662.12-29,481.76-6,510.96

Finding the Fourth Proportional to 19,662.12, 29,481.76 and 6,510.96

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Solution

The fourth proportional to 19,662.12, 29,481.76 and 6,510.96 is: 9,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.12 : 29,481.76 = 6,510.96 : x
  2. Step 2: Convert to fraction form
    19,662.12/29,481.76 = 6,510.96/x
  3. Step 3: Cross multiply
    19,662.12x = 29,481.76 × 6,510.96
  4. Step 4: Simplify right side
    19,662.12x = 191,954,560.09
  5. Step 5: Solve for x
    x = 191,954,560.09/19,662.12
  6. Step 6: Final answer
    x = 9,762.66

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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.