Home / 34,738.83-47,939.81-18,823.41

Finding the Fourth Proportional to 34,738.83, 47,939.81 and 18,823.41

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Solution

The fourth proportional to 34,738.83, 47,939.81 and 18,823.41 is: 25,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,738.83 : 47,939.81 = 18,823.41 : x
  2. Step 2: Convert to fraction form
    34,738.83/47,939.81 = 18,823.41/x
  3. Step 3: Cross multiply
    34,738.83x = 47,939.81 × 18,823.41
  4. Step 4: Simplify right side
    34,738.83x = 902,390,604.84
  5. Step 5: Solve for x
    x = 902,390,604.84/34,738.83
  6. Step 6: Final answer
    x = 25,976.42

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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.