Home / 12,327.22-17,011.71-6,738.22

Finding the Fourth Proportional to 12,327.22, 17,011.71 and 6,738.22

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Solution

The fourth proportional to 12,327.22, 17,011.71 and 6,738.22 is: 9,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327.22 : 17,011.71 = 6,738.22 : x
  2. Step 2: Convert to fraction form
    12,327.22/17,011.71 = 6,738.22/x
  3. Step 3: Cross multiply
    12,327.22x = 17,011.71 × 6,738.22
  4. Step 4: Simplify right side
    12,327.22x = 114,628,525.81
  5. Step 5: Solve for x
    x = 114,628,525.81/12,327.22
  6. Step 6: Final answer
    x = 9,298.82

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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.