Home / 38,522.18-57,777.38-12,223.50

Finding the Fourth Proportional to 38,522.18, 57,777.38 and 12,223.50

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Solution

The fourth proportional to 38,522.18, 57,777.38 and 12,223.50 is: 18,333.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,522.18 : 57,777.38 = 12,223.50 : x
  2. Step 2: Convert to fraction form
    38,522.18/57,777.38 = 12,223.50/x
  3. Step 3: Cross multiply
    38,522.18x = 57,777.38 × 12,223.50
  4. Step 4: Simplify right side
    38,522.18x = 706,241,804.43
  5. Step 5: Solve for x
    x = 706,241,804.43/38,522.18
  6. Step 6: Final answer
    x = 18,333.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.