Home / 18,608.49-27,912.13-4,568.56

Finding the Fourth Proportional to 18,608.49, 27,912.13 and 4,568.56

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Solution

The fourth proportional to 18,608.49, 27,912.13 and 4,568.56 is: 6,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608.49 : 27,912.13 = 4,568.56 : x
  2. Step 2: Convert to fraction form
    18,608.49/27,912.13 = 4,568.56/x
  3. Step 3: Cross multiply
    18,608.49x = 27,912.13 × 4,568.56
  4. Step 4: Simplify right side
    18,608.49x = 127,518,240.63
  5. Step 5: Solve for x
    x = 127,518,240.63/18,608.49
  6. Step 6: Final answer
    x = 6,852.69

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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.