Home / 14,741.82-20,342.19-8,772.33

Finding the Fourth Proportional to 14,741.82, 20,342.19 and 8,772.33

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Solution

The fourth proportional to 14,741.82, 20,342.19 and 8,772.33 is: 12,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,741.82 : 20,342.19 = 8,772.33 : x
  2. Step 2: Convert to fraction form
    14,741.82/20,342.19 = 8,772.33/x
  3. Step 3: Cross multiply
    14,741.82x = 20,342.19 × 8,772.33
  4. Step 4: Simplify right side
    14,741.82x = 178,448,359.74
  5. Step 5: Solve for x
    x = 178,448,359.74/14,741.82
  6. Step 6: Final answer
    x = 12,104.91

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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.