Home / 18,393.09-27,601.74-10,078.94

Finding the Fourth Proportional to 18,393.09, 27,601.74 and 10,078.94

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Solution

The fourth proportional to 18,393.09, 27,601.74 and 10,078.94 is: 15,125.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,393.09 : 27,601.74 = 10,078.94 : x
  2. Step 2: Convert to fraction form
    18,393.09/27,601.74 = 10,078.94/x
  3. Step 3: Cross multiply
    18,393.09x = 27,601.74 × 10,078.94
  4. Step 4: Simplify right side
    18,393.09x = 278,196,350.36
  5. Step 5: Solve for x
    x = 278,196,350.36/18,393.09
  6. Step 6: Final answer
    x = 15,125.05

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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.