Home / 34,136.85-51,205.24-10,765.11

Finding the Fourth Proportional to 34,136.85, 51,205.24 and 10,765.11

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Solution

The fourth proportional to 34,136.85, 51,205.24 and 10,765.11 is: 16,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,136.85 : 51,205.24 = 10,765.11 : x
  2. Step 2: Convert to fraction form
    34,136.85/51,205.24 = 10,765.11/x
  3. Step 3: Cross multiply
    34,136.85x = 51,205.24 × 10,765.11
  4. Step 4: Simplify right side
    34,136.85x = 551,230,041.18
  5. Step 5: Solve for x
    x = 551,230,041.18/34,136.85
  6. Step 6: Final answer
    x = 16,147.65

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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.