Home / 34,740.37-47,940.42-18,824.48

Finding the Fourth Proportional to 34,740.37, 47,940.42 and 18,824.48

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Solution

The fourth proportional to 34,740.37, 47,940.42 and 18,824.48 is: 25,977.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,740.37 : 47,940.42 = 18,824.48 : x
  2. Step 2: Convert to fraction form
    34,740.37/47,940.42 = 18,824.48/x
  3. Step 3: Cross multiply
    34,740.37x = 47,940.42 × 18,824.48
  4. Step 4: Simplify right side
    34,740.37x = 902,453,237.78
  5. Step 5: Solve for x
    x = 902,453,237.78/34,740.37
  6. Step 6: Final answer
    x = 25,977.08

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1.5x scale

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.