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Finding the Fourth Proportional to 26,807.44, 40,211.16 and 18,365.62

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Solution

The fourth proportional to 26,807.44, 40,211.16 and 18,365.62 is: 27,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,807.44 : 40,211.16 = 18,365.62 : x
  2. Step 2: Convert to fraction form
    26,807.44/40,211.16 = 18,365.62/x
  3. Step 3: Cross multiply
    26,807.44x = 40,211.16 × 18,365.62
  4. Step 4: Simplify right side
    26,807.44x = 738,502,884.32
  5. Step 5: Solve for x
    x = 738,502,884.32/26,807.44
  6. Step 6: Final answer
    x = 27,548.43

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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.