Home / 36,884.64-55,320.36-11,923.68

Finding the Fourth Proportional to 36,884.64, 55,320.36 and 11,923.68

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Solution

The fourth proportional to 36,884.64, 55,320.36 and 11,923.68 is: 17,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,884.64 : 55,320.36 = 11,923.68 : x
  2. Step 2: Convert to fraction form
    36,884.64/55,320.36 = 11,923.68/x
  3. Step 3: Cross multiply
    36,884.64x = 55,320.36 × 11,923.68
  4. Step 4: Simplify right side
    36,884.64x = 659,622,270.12
  5. Step 5: Solve for x
    x = 659,622,270.12/36,884.64
  6. Step 6: Final answer
    x = 17,883.39

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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.