Home / 36,722.34-50,676.71-20,809.82

Finding the Fourth Proportional to 36,722.34, 50,676.71 and 20,809.82

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Solution

The fourth proportional to 36,722.34, 50,676.71 and 20,809.82 is: 28,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,722.34 : 50,676.71 = 20,809.82 : x
  2. Step 2: Convert to fraction form
    36,722.34/50,676.71 = 20,809.82/x
  3. Step 3: Cross multiply
    36,722.34x = 50,676.71 × 20,809.82
  4. Step 4: Simplify right side
    36,722.34x = 1,054,573,235.93
  5. Step 5: Solve for x
    x = 1,054,573,235.93/36,722.34
  6. Step 6: Final answer
    x = 28,717.48

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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.