Home / 36,761.16-55,114.56-11,786.72

Finding the Fourth Proportional to 36,761.16, 55,114.56 and 11,786.72

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Solution

The fourth proportional to 36,761.16, 55,114.56 and 11,786.72 is: 17,671.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,761.16 : 55,114.56 = 11,786.72 : x
  2. Step 2: Convert to fraction form
    36,761.16/55,114.56 = 11,786.72/x
  3. Step 3: Cross multiply
    36,761.16x = 55,114.56 × 11,786.72
  4. Step 4: Simplify right side
    36,761.16x = 649,619,886.64
  5. Step 5: Solve for x
    x = 649,619,886.64/36,761.16
  6. Step 6: Final answer
    x = 17,671.37

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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.