Home / 18,975.06-28,454.67-6,492.54

Finding the Fourth Proportional to 18,975.06, 28,454.67 and 6,492.54

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Solution

The fourth proportional to 18,975.06, 28,454.67 and 6,492.54 is: 9,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975.06 : 28,454.67 = 6,492.54 : x
  2. Step 2: Convert to fraction form
    18,975.06/28,454.67 = 6,492.54/x
  3. Step 3: Cross multiply
    18,975.06x = 28,454.67 × 6,492.54
  4. Step 4: Simplify right side
    18,975.06x = 184,743,083.16
  5. Step 5: Solve for x
    x = 184,743,083.16/18,975.06
  6. Step 6: Final answer
    x = 9,736.10

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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.