Home / 18,237.44-27,360.75-5,089.79

Finding the Fourth Proportional to 18,237.44, 27,360.75 and 5,089.79

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Solution

The fourth proportional to 18,237.44, 27,360.75 and 5,089.79 is: 7,635.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.44 : 27,360.75 = 5,089.79 : x
  2. Step 2: Convert to fraction form
    18,237.44/27,360.75 = 5,089.79/x
  3. Step 3: Cross multiply
    18,237.44x = 27,360.75 × 5,089.79
  4. Step 4: Simplify right side
    18,237.44x = 139,260,334.94
  5. Step 5: Solve for x
    x = 139,260,334.94/18,237.44
  6. Step 6: Final answer
    x = 7,635.96

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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.