Home / 36,392.64-50,221.32-20,259.84

Finding the Fourth Proportional to 36,392.64, 50,221.32 and 20,259.84

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Solution

The fourth proportional to 36,392.64, 50,221.32 and 20,259.84 is: 27,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,392.64 : 50,221.32 = 20,259.84 : x
  2. Step 2: Convert to fraction form
    36,392.64/50,221.32 = 20,259.84/x
  3. Step 3: Cross multiply
    36,392.64x = 50,221.32 × 20,259.84
  4. Step 4: Simplify right side
    36,392.64x = 1,017,475,907.79
  5. Step 5: Solve for x
    x = 1,017,475,907.79/36,392.64
  6. Step 6: Final answer
    x = 27,958.29

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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.