Home / 34,213.73-51,300.99-10,515.11

Finding the Fourth Proportional to 34,213.73, 51,300.99 and 10,515.11

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Solution

The fourth proportional to 34,213.73, 51,300.99 and 10,515.11 is: 15,766.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,213.73 : 51,300.99 = 10,515.11 : x
  2. Step 2: Convert to fraction form
    34,213.73/51,300.99 = 10,515.11/x
  3. Step 3: Cross multiply
    34,213.73x = 51,300.99 × 10,515.11
  4. Step 4: Simplify right side
    34,213.73x = 539,435,296.45
  5. Step 5: Solve for x
    x = 539,435,296.45/34,213.73
  6. Step 6: Final answer
    x = 15,766.63

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1.5x scale

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.