Home / 34,738.48-47,938.94-18,822.93

Finding the Fourth Proportional to 34,738.48, 47,938.94 and 18,822.93

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Solution

The fourth proportional to 34,738.48, 47,938.94 and 18,822.93 is: 25,975.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,738.48 : 47,938.94 = 18,822.93 : x
  2. Step 2: Convert to fraction form
    34,738.48/47,938.94 = 18,822.93/x
  3. Step 3: Cross multiply
    34,738.48x = 47,938.94 × 18,822.93
  4. Step 4: Simplify right side
    34,738.48x = 902,351,311.89
  5. Step 5: Solve for x
    x = 902,351,311.89/34,738.48
  6. Step 6: Final answer
    x = 25,975.56

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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.