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Finding the Fourth Proportional to 36,995.49, 55,493.28 and 9,293.49

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Solution

The fourth proportional to 36,995.49, 55,493.28 and 9,293.49 is: 13,940.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,995.49 : 55,493.28 = 9,293.49 : x
  2. Step 2: Convert to fraction form
    36,995.49/55,493.28 = 9,293.49/x
  3. Step 3: Cross multiply
    36,995.49x = 55,493.28 × 9,293.49
  4. Step 4: Simplify right side
    36,995.49x = 515,726,242.75
  5. Step 5: Solve for x
    x = 515,726,242.75/36,995.49
  6. Step 6: Final answer
    x = 13,940.25

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1.5x scale

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.