Home / 27,772.84-41,659.26-12,190.60

Finding the Fourth Proportional to 27,772.84, 41,659.26 and 12,190.60

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Solution

The fourth proportional to 27,772.84, 41,659.26 and 12,190.60 is: 18,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,772.84 : 41,659.26 = 12,190.60 : x
  2. Step 2: Convert to fraction form
    27,772.84/41,659.26 = 12,190.60/x
  3. Step 3: Cross multiply
    27,772.84x = 41,659.26 × 12,190.60
  4. Step 4: Simplify right side
    27,772.84x = 507,851,374.96
  5. Step 5: Solve for x
    x = 507,851,374.96/27,772.84
  6. Step 6: Final answer
    x = 18,285.90

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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.