Home / 36,392.79-50,221.96-20,477.26

Finding the Fourth Proportional to 36,392.79, 50,221.96 and 20,477.26

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Solution

The fourth proportional to 36,392.79, 50,221.96 and 20,477.26 is: 28,258.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,392.79 : 50,221.96 = 20,477.26 : x
  2. Step 2: Convert to fraction form
    36,392.79/50,221.96 = 20,477.26/x
  3. Step 3: Cross multiply
    36,392.79x = 50,221.96 × 20,477.26
  4. Step 4: Simplify right side
    36,392.79x = 1,028,408,132.63
  5. Step 5: Solve for x
    x = 1,028,408,132.63/36,392.79
  6. Step 6: Final answer
    x = 28,258.57

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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.