Home / 18,260.30-27,388.33-5,113.73

Finding the Fourth Proportional to 18,260.30, 27,388.33 and 5,113.73

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Solution

The fourth proportional to 18,260.30, 27,388.33 and 5,113.73 is: 7,670.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.30 : 27,388.33 = 5,113.73 : x
  2. Step 2: Convert to fraction form
    18,260.30/27,388.33 = 5,113.73/x
  3. Step 3: Cross multiply
    18,260.30x = 27,388.33 × 5,113.73
  4. Step 4: Simplify right side
    18,260.30x = 140,056,580.46
  5. Step 5: Solve for x
    x = 140,056,580.46/18,260.30
  6. Step 6: Final answer
    x = 7,670.00

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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.