Home / 14,976.81-20,669.04-8,604.41

Finding the Fourth Proportional to 14,976.81, 20,669.04 and 8,604.41

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Solution

The fourth proportional to 14,976.81, 20,669.04 and 8,604.41 is: 11,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.81 : 20,669.04 = 8,604.41 : x
  2. Step 2: Convert to fraction form
    14,976.81/20,669.04 = 8,604.41/x
  3. Step 3: Cross multiply
    14,976.81x = 20,669.04 × 8,604.41
  4. Step 4: Simplify right side
    14,976.81x = 177,844,791.12
  5. Step 5: Solve for x
    x = 177,844,791.12/14,976.81
  6. Step 6: Final answer
    x = 11,874.68

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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.