Home / 26,729.48-40,094.04-20,891

Finding the Fourth Proportional to 26,729.48, 40,094.04 and 20,891

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Solution

The fourth proportional to 26,729.48, 40,094.04 and 20,891 is: 31,336.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.48 : 40,094.04 = 20,891 : x
  2. Step 2: Convert to fraction form
    26,729.48/40,094.04 = 20,891/x
  3. Step 3: Cross multiply
    26,729.48x = 40,094.04 × 20,891
  4. Step 4: Simplify right side
    26,729.48x = 837,604,589.64
  5. Step 5: Solve for x
    x = 837,604,589.64/26,729.48
  6. Step 6: Final answer
    x = 31,336.36

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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.