Home / 36,778.47-50,757.26-30,799.86

Finding the Fourth Proportional to 36,778.47, 50,757.26 and 30,799.86

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Solution

The fourth proportional to 36,778.47, 50,757.26 and 30,799.86 is: 42,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,778.47 : 50,757.26 = 30,799.86 : x
  2. Step 2: Convert to fraction form
    36,778.47/50,757.26 = 30,799.86/x
  3. Step 3: Cross multiply
    36,778.47x = 50,757.26 × 30,799.86
  4. Step 4: Simplify right side
    36,778.47x = 1,563,316,347.98
  5. Step 5: Solve for x
    x = 1,563,316,347.98/36,778.47
  6. Step 6: Final answer
    x = 42,506.29

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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.