Home / 26,898.21-40,347.18-6,907.68

Finding the Fourth Proportional to 26,898.21, 40,347.18 and 6,907.68

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Solution

The fourth proportional to 26,898.21, 40,347.18 and 6,907.68 is: 10,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,898.21 : 40,347.18 = 6,907.68 : x
  2. Step 2: Convert to fraction form
    26,898.21/40,347.18 = 6,907.68/x
  3. Step 3: Cross multiply
    26,898.21x = 40,347.18 × 6,907.68
  4. Step 4: Simplify right side
    26,898.21x = 278,705,408.34
  5. Step 5: Solve for x
    x = 278,705,408.34/26,898.21
  6. Step 6: Final answer
    x = 10,361.49

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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.