Home / 18,027.40-27,022.70-12,184.60

Finding the Fourth Proportional to 18,027.40, 27,022.70 and 12,184.60

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Solution

The fourth proportional to 18,027.40, 27,022.70 and 12,184.60 is: 18,264.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.40 : 27,022.70 = 12,184.60 : x
  2. Step 2: Convert to fraction form
    18,027.40/27,022.70 = 12,184.60/x
  3. Step 3: Cross multiply
    18,027.40x = 27,022.70 × 12,184.60
  4. Step 4: Simplify right side
    18,027.40x = 329,260,790.42
  5. Step 5: Solve for x
    x = 329,260,790.42/18,027.40
  6. Step 6: Final answer
    x = 18,264.46

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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.