Home / 18,493.08-27,726.66-6,804.78

Finding the Fourth Proportional to 18,493.08, 27,726.66 and 6,804.78

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Solution

The fourth proportional to 18,493.08, 27,726.66 and 6,804.78 is: 10,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,493.08 : 27,726.66 = 6,804.78 : x
  2. Step 2: Convert to fraction form
    18,493.08/27,726.66 = 6,804.78/x
  3. Step 3: Cross multiply
    18,493.08x = 27,726.66 × 6,804.78
  4. Step 4: Simplify right side
    18,493.08x = 188,673,821.43
  5. Step 5: Solve for x
    x = 188,673,821.43/18,493.08
  6. Step 6: Final answer
    x = 10,202.40

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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.