Home / 18,055.99-27,083.90-4,908.32

Finding the Fourth Proportional to 18,055.99, 27,083.90 and 4,908.32

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Solution

The fourth proportional to 18,055.99, 27,083.90 and 4,908.32 is: 7,362.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.99 : 27,083.90 = 4,908.32 : x
  2. Step 2: Convert to fraction form
    18,055.99/27,083.90 = 4,908.32/x
  3. Step 3: Cross multiply
    18,055.99x = 27,083.90 × 4,908.32
  4. Step 4: Simplify right side
    18,055.99x = 132,936,448.05
  5. Step 5: Solve for x
    x = 132,936,448.05/18,055.99
  6. Step 6: Final answer
    x = 7,362.46

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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.