Home / 37,137.66-51,250.05-21,222.07

Finding the Fourth Proportional to 37,137.66, 51,250.05 and 21,222.07

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Solution

The fourth proportional to 37,137.66, 51,250.05 and 21,222.07 is: 29,286.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,137.66 : 51,250.05 = 21,222.07 : x
  2. Step 2: Convert to fraction form
    37,137.66/51,250.05 = 21,222.07/x
  3. Step 3: Cross multiply
    37,137.66x = 51,250.05 × 21,222.07
  4. Step 4: Simplify right side
    37,137.66x = 1,087,632,020.48
  5. Step 5: Solve for x
    x = 1,087,632,020.48/37,137.66
  6. Step 6: Final answer
    x = 29,286.50

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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.