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Finding the Fourth Proportional to 18,295.16, 27,442.86 and 6,608.36

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Solution

The fourth proportional to 18,295.16, 27,442.86 and 6,608.36 is: 9,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.16 : 27,442.86 = 6,608.36 : x
  2. Step 2: Convert to fraction form
    18,295.16/27,442.86 = 6,608.36/x
  3. Step 3: Cross multiply
    18,295.16x = 27,442.86 × 6,608.36
  4. Step 4: Simplify right side
    18,295.16x = 181,352,298.31
  5. Step 5: Solve for x
    x = 181,352,298.31/18,295.16
  6. Step 6: Final answer
    x = 9,912.58

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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.