Home / 18,055.96-27,080.04-4,908.46

Finding the Fourth Proportional to 18,055.96, 27,080.04 and 4,908.46

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Solution

The fourth proportional to 18,055.96, 27,080.04 and 4,908.46 is: 7,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.96 : 27,080.04 = 4,908.46 : x
  2. Step 2: Convert to fraction form
    18,055.96/27,080.04 = 4,908.46/x
  3. Step 3: Cross multiply
    18,055.96x = 27,080.04 × 4,908.46
  4. Step 4: Simplify right side
    18,055.96x = 132,921,293.14
  5. Step 5: Solve for x
    x = 132,921,293.14/18,055.96
  6. Step 6: Final answer
    x = 7,361.63

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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.