Home / 36,297.47-50,090.82-20,383.40

Finding the Fourth Proportional to 36,297.47, 50,090.82 and 20,383.40

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Solution

The fourth proportional to 36,297.47, 50,090.82 and 20,383.40 is: 28,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,297.47 : 50,090.82 = 20,383.40 : x
  2. Step 2: Convert to fraction form
    36,297.47/50,090.82 = 20,383.40/x
  3. Step 3: Cross multiply
    36,297.47x = 50,090.82 × 20,383.40
  4. Step 4: Simplify right side
    36,297.47x = 1,021,021,383.83
  5. Step 5: Solve for x
    x = 1,021,021,383.83/36,297.47
  6. Step 6: Final answer
    x = 28,129.27

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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.