Home / 34,738.85-47,938.33-18,822.96

Finding the Fourth Proportional to 34,738.85, 47,938.33 and 18,822.96

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Solution

The fourth proportional to 34,738.85, 47,938.33 and 18,822.96 is: 25,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,738.85 : 47,938.33 = 18,822.96 : x
  2. Step 2: Convert to fraction form
    34,738.85/47,938.33 = 18,822.96/x
  3. Step 3: Cross multiply
    34,738.85x = 47,938.33 × 18,822.96
  4. Step 4: Simplify right side
    34,738.85x = 902,341,041.23
  5. Step 5: Solve for x
    x = 902,341,041.23/34,738.85
  6. Step 6: Final answer
    x = 25,974.98

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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.