Home / 14,684.31-20,263.66-7,969.79

Finding the Fourth Proportional to 14,684.31, 20,263.66 and 7,969.79

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Solution

The fourth proportional to 14,684.31, 20,263.66 and 7,969.79 is: 10,997.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684.31 : 20,263.66 = 7,969.79 : x
  2. Step 2: Convert to fraction form
    14,684.31/20,263.66 = 7,969.79/x
  3. Step 3: Cross multiply
    14,684.31x = 20,263.66 × 7,969.79
  4. Step 4: Simplify right side
    14,684.31x = 161,497,145.57
  5. Step 5: Solve for x
    x = 161,497,145.57/14,684.31
  6. Step 6: Final answer
    x = 10,997.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.