Home / 43,408.70-65,113.05-26,714.60

Finding the Fourth Proportional to 43,408.70, 65,113.05 and 26,714.60

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Solution

The fourth proportional to 43,408.70, 65,113.05 and 26,714.60 is: 40,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,408.70 : 65,113.05 = 26,714.60 : x
  2. Step 2: Convert to fraction form
    43,408.70/65,113.05 = 26,714.60/x
  3. Step 3: Cross multiply
    43,408.70x = 65,113.05 × 26,714.60
  4. Step 4: Simplify right side
    43,408.70x = 1,739,469,085.53
  5. Step 5: Solve for x
    x = 1,739,469,085.53/43,408.70
  6. Step 6: Final answer
    x = 40,071.90

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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.