Home / 36,849.80-55,261.20-11,896.40

Finding the Fourth Proportional to 36,849.80, 55,261.20 and 11,896.40

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Solution

The fourth proportional to 36,849.80, 55,261.20 and 11,896.40 is: 17,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,849.80 : 55,261.20 = 11,896.40 : x
  2. Step 2: Convert to fraction form
    36,849.80/55,261.20 = 11,896.40/x
  3. Step 3: Cross multiply
    36,849.80x = 55,261.20 × 11,896.40
  4. Step 4: Simplify right side
    36,849.80x = 657,409,339.68
  5. Step 5: Solve for x
    x = 657,409,339.68/36,849.80
  6. Step 6: Final answer
    x = 17,840.24

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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.