Home / 26,735.48-40,103.04-20,897

Finding the Fourth Proportional to 26,735.48, 40,103.04 and 20,897

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Solution

The fourth proportional to 26,735.48, 40,103.04 and 20,897 is: 31,345.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,735.48 : 40,103.04 = 20,897 : x
  2. Step 2: Convert to fraction form
    26,735.48/40,103.04 = 20,897/x
  3. Step 3: Cross multiply
    26,735.48x = 40,103.04 × 20,897
  4. Step 4: Simplify right side
    26,735.48x = 838,033,226.88
  5. Step 5: Solve for x
    x = 838,033,226.88/26,735.48
  6. Step 6: Final answer
    x = 31,345.36

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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.