Home / 14,996.74-20,690.49-9,698.26

Finding the Fourth Proportional to 14,996.74, 20,690.49 and 9,698.26

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Solution

The fourth proportional to 14,996.74, 20,690.49 and 9,698.26 is: 13,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996.74 : 20,690.49 = 9,698.26 : x
  2. Step 2: Convert to fraction form
    14,996.74/20,690.49 = 9,698.26/x
  3. Step 3: Cross multiply
    14,996.74x = 20,690.49 × 9,698.26
  4. Step 4: Simplify right side
    14,996.74x = 200,661,751.55
  5. Step 5: Solve for x
    x = 200,661,751.55/14,996.74
  6. Step 6: Final answer
    x = 13,380.36

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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.