Home / 37,845.16-52,222.34-21,934.60

Finding the Fourth Proportional to 37,845.16, 52,222.34 and 21,934.60

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Solution

The fourth proportional to 37,845.16, 52,222.34 and 21,934.60 is: 30,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,845.16 : 52,222.34 = 21,934.60 : x
  2. Step 2: Convert to fraction form
    37,845.16/52,222.34 = 21,934.60/x
  3. Step 3: Cross multiply
    37,845.16x = 52,222.34 × 21,934.60
  4. Step 4: Simplify right side
    37,845.16x = 1,145,476,138.96
  5. Step 5: Solve for x
    x = 1,145,476,138.96/37,845.16
  6. Step 6: Final answer
    x = 30,267.44

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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.