Home / 37,032.54-51,103.64-21,122.12

Finding the Fourth Proportional to 37,032.54, 51,103.64 and 21,122.12

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Solution

The fourth proportional to 37,032.54, 51,103.64 and 21,122.12 is: 29,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,032.54 : 51,103.64 = 21,122.12 : x
  2. Step 2: Convert to fraction form
    37,032.54/51,103.64 = 21,122.12/x
  3. Step 3: Cross multiply
    37,032.54x = 51,103.64 × 21,122.12
  4. Step 4: Simplify right side
    37,032.54x = 1,079,416,855.39
  5. Step 5: Solve for x
    x = 1,079,416,855.39/37,032.54
  6. Step 6: Final answer
    x = 29,147.79

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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.