Home / 12,224.58-18,334.53-3,459.18

Finding the Fourth Proportional to 12,224.58, 18,334.53 and 3,459.18

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Solution

The fourth proportional to 12,224.58, 18,334.53 and 3,459.18 is: 5,188.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.58 : 18,334.53 = 3,459.18 : x
  2. Step 2: Convert to fraction form
    12,224.58/18,334.53 = 3,459.18/x
  3. Step 3: Cross multiply
    12,224.58x = 18,334.53 × 3,459.18
  4. Step 4: Simplify right side
    12,224.58x = 63,422,439.49
  5. Step 5: Solve for x
    x = 63,422,439.49/12,224.58
  6. Step 6: Final answer
    x = 5,188.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.