Home / 26,770.53-36,942.33-15,440.50

Finding the Fourth Proportional to 26,770.53, 36,942.33 and 15,440.50

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Solution

The fourth proportional to 26,770.53, 36,942.33 and 15,440.50 is: 21,307.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,770.53 : 36,942.33 = 15,440.50 : x
  2. Step 2: Convert to fraction form
    26,770.53/36,942.33 = 15,440.50/x
  3. Step 3: Cross multiply
    26,770.53x = 36,942.33 × 15,440.50
  4. Step 4: Simplify right side
    26,770.53x = 570,408,046.37
  5. Step 5: Solve for x
    x = 570,408,046.37/26,770.53
  6. Step 6: Final answer
    x = 21,307.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.