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Finding the Fourth Proportional to 18,482.86, 27,735.27 and 6,804.28

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Solution

The fourth proportional to 18,482.86, 27,735.27 and 6,804.28 is: 10,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482.86 : 27,735.27 = 6,804.28 : x
  2. Step 2: Convert to fraction form
    18,482.86/27,735.27 = 6,804.28/x
  3. Step 3: Cross multiply
    18,482.86x = 27,735.27 × 6,804.28
  4. Step 4: Simplify right side
    18,482.86x = 188,718,542.96
  5. Step 5: Solve for x
    x = 188,718,542.96/18,482.86
  6. Step 6: Final answer
    x = 10,210.46

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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.