Home / 37,816.88-52,187.29-21,906.45

Finding the Fourth Proportional to 37,816.88, 52,187.29 and 21,906.45

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Solution

The fourth proportional to 37,816.88, 52,187.29 and 21,906.45 is: 30,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,816.88 : 52,187.29 = 21,906.45 : x
  2. Step 2: Convert to fraction form
    37,816.88/52,187.29 = 21,906.45/x
  3. Step 3: Cross multiply
    37,816.88x = 52,187.29 × 21,906.45
  4. Step 4: Simplify right side
    37,816.88x = 1,143,238,204.25
  5. Step 5: Solve for x
    x = 1,143,238,204.25/37,816.88
  6. Step 6: Final answer
    x = 30,230.90

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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.