Home / 37,914.36-52,322.94-21,147

Finding the Fourth Proportional to 37,914.36, 52,322.94 and 21,147

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Solution

The fourth proportional to 37,914.36, 52,322.94 and 21,147 is: 29,183.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,914.36 : 52,322.94 = 21,147 : x
  2. Step 2: Convert to fraction form
    37,914.36/52,322.94 = 21,147/x
  3. Step 3: Cross multiply
    37,914.36x = 52,322.94 × 21,147
  4. Step 4: Simplify right side
    37,914.36x = 1,106,473,212.18
  5. Step 5: Solve for x
    x = 1,106,473,212.18/37,914.36
  6. Step 6: Final answer
    x = 29,183.49

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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.