Home / 26,807.57-40,211.35-18,365.75

Finding the Fourth Proportional to 26,807.57, 40,211.35 and 18,365.75

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Solution

The fourth proportional to 26,807.57, 40,211.35 and 18,365.75 is: 27,548.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,807.57 : 40,211.35 = 18,365.75 : x
  2. Step 2: Convert to fraction form
    26,807.57/40,211.35 = 18,365.75/x
  3. Step 3: Cross multiply
    26,807.57x = 40,211.35 × 18,365.75
  4. Step 4: Simplify right side
    26,807.57x = 738,511,308.38
  5. Step 5: Solve for x
    x = 738,511,308.38/26,807.57
  6. Step 6: Final answer
    x = 27,548.62

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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.