Home / 37,018.20-51,084.66-21,102.12

Finding the Fourth Proportional to 37,018.20, 51,084.66 and 21,102.12

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Solution

The fourth proportional to 37,018.20, 51,084.66 and 21,102.12 is: 29,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018.20 : 51,084.66 = 21,102.12 : x
  2. Step 2: Convert to fraction form
    37,018.20/51,084.66 = 21,102.12/x
  3. Step 3: Cross multiply
    37,018.20x = 51,084.66 × 21,102.12
  4. Step 4: Simplify right side
    37,018.20x = 1,077,994,625.48
  5. Step 5: Solve for x
    x = 1,077,994,625.48/37,018.20
  6. Step 6: Final answer
    x = 29,120.67

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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.