Home / 36,946.21-55,427.11-11,984.32

Finding the Fourth Proportional to 36,946.21, 55,427.11 and 11,984.32

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Solution

The fourth proportional to 36,946.21, 55,427.11 and 11,984.32 is: 17,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,946.21 : 55,427.11 = 11,984.32 : x
  2. Step 2: Convert to fraction form
    36,946.21/55,427.11 = 11,984.32/x
  3. Step 3: Cross multiply
    36,946.21x = 55,427.11 × 11,984.32
  4. Step 4: Simplify right side
    36,946.21x = 664,256,054.39
  5. Step 5: Solve for x
    x = 664,256,054.39/36,946.21
  6. Step 6: Final answer
    x = 17,979.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.