Home / 36,076.36-49,783.53-20,157.70

Finding the Fourth Proportional to 36,076.36, 49,783.53 and 20,157.70

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Solution

The fourth proportional to 36,076.36, 49,783.53 and 20,157.70 is: 27,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,076.36 : 49,783.53 = 20,157.70 : x
  2. Step 2: Convert to fraction form
    36,076.36/49,783.53 = 20,157.70/x
  3. Step 3: Cross multiply
    36,076.36x = 49,783.53 × 20,157.70
  4. Step 4: Simplify right side
    36,076.36x = 1,003,521,462.68
  5. Step 5: Solve for x
    x = 1,003,521,462.68/36,076.36
  6. Step 6: Final answer
    x = 27,816.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.