Home / 36,722.88-55,091.34-11,760.93

Finding the Fourth Proportional to 36,722.88, 55,091.34 and 11,760.93

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Solution

The fourth proportional to 36,722.88, 55,091.34 and 11,760.93 is: 17,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,722.88 : 55,091.34 = 11,760.93 : x
  2. Step 2: Convert to fraction form
    36,722.88/55,091.34 = 11,760.93/x
  3. Step 3: Cross multiply
    36,722.88x = 55,091.34 × 11,760.93
  4. Step 4: Simplify right side
    36,722.88x = 647,925,393.35
  5. Step 5: Solve for x
    x = 647,925,393.35/36,722.88
  6. Step 6: Final answer
    x = 17,643.64

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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.