Home / 12,327.24-17,011.62-6,738.60

Finding the Fourth Proportional to 12,327.24, 17,011.62 and 6,738.60

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Solution

The fourth proportional to 12,327.24, 17,011.62 and 6,738.60 is: 9,299.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327.24 : 17,011.62 = 6,738.60 : x
  2. Step 2: Convert to fraction form
    12,327.24/17,011.62 = 6,738.60/x
  3. Step 3: Cross multiply
    12,327.24x = 17,011.62 × 6,738.60
  4. Step 4: Simplify right side
    12,327.24x = 114,634,502.53
  5. Step 5: Solve for x
    x = 114,634,502.53/12,327.24
  6. Step 6: Final answer
    x = 9,299.28

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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.