Home / 33,291.44-45,958.75-20,551.64

Finding the Fourth Proportional to 33,291.44, 45,958.75 and 20,551.64

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Solution

The fourth proportional to 33,291.44, 45,958.75 and 20,551.64 is: 28,371.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,291.44 : 45,958.75 = 20,551.64 : x
  2. Step 2: Convert to fraction form
    33,291.44/45,958.75 = 20,551.64/x
  3. Step 3: Cross multiply
    33,291.44x = 45,958.75 × 20,551.64
  4. Step 4: Simplify right side
    33,291.44x = 944,527,739.26
  5. Step 5: Solve for x
    x = 944,527,739.26/33,291.44
  6. Step 6: Final answer
    x = 28,371.49

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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.