Home / 14,562.66-20,091.69-8,895.36

Finding the Fourth Proportional to 14,562.66, 20,091.69 and 8,895.36

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Solution

The fourth proportional to 14,562.66, 20,091.69 and 8,895.36 is: 12,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,562.66 : 20,091.69 = 8,895.36 : x
  2. Step 2: Convert to fraction form
    14,562.66/20,091.69 = 8,895.36/x
  3. Step 3: Cross multiply
    14,562.66x = 20,091.69 × 8,895.36
  4. Step 4: Simplify right side
    14,562.66x = 178,722,815.56
  5. Step 5: Solve for x
    x = 178,722,815.56/14,562.66
  6. Step 6: Final answer
    x = 12,272.68

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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.