Home / 18,055.08-27,039.90-10,942.44

Finding the Fourth Proportional to 18,055.08, 27,039.90 and 10,942.44

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Solution

The fourth proportional to 18,055.08, 27,039.90 and 10,942.44 is: 16,387.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.08 : 27,039.90 = 10,942.44 : x
  2. Step 2: Convert to fraction form
    18,055.08/27,039.90 = 10,942.44/x
  3. Step 3: Cross multiply
    18,055.08x = 27,039.90 × 10,942.44
  4. Step 4: Simplify right side
    18,055.08x = 295,882,483.36
  5. Step 5: Solve for x
    x = 295,882,483.36/18,055.08
  6. Step 6: Final answer
    x = 16,387.77

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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.