Home / 34,738.56-47,938.88-18,823.04

Finding the Fourth Proportional to 34,738.56, 47,938.88 and 18,823.04

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Solution

The fourth proportional to 34,738.56, 47,938.88 and 18,823.04 is: 25,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,738.56 : 47,938.88 = 18,823.04 : x
  2. Step 2: Convert to fraction form
    34,738.56/47,938.88 = 18,823.04/x
  3. Step 3: Cross multiply
    34,738.56x = 47,938.88 × 18,823.04
  4. Step 4: Simplify right side
    34,738.56x = 902,355,455.80
  5. Step 5: Solve for x
    x = 902,355,455.80/34,738.56
  6. Step 6: Final answer
    x = 25,975.61

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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.