Home / 36,157.36-49,872.04-30,766

Finding the Fourth Proportional to 36,157.36, 49,872.04 and 30,766

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Solution

The fourth proportional to 36,157.36, 49,872.04 and 30,766 is: 42,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,157.36 : 49,872.04 = 30,766 : x
  2. Step 2: Convert to fraction form
    36,157.36/49,872.04 = 30,766/x
  3. Step 3: Cross multiply
    36,157.36x = 49,872.04 × 30,766
  4. Step 4: Simplify right side
    36,157.36x = 1,534,363,182.64
  5. Step 5: Solve for x
    x = 1,534,363,182.64/36,157.36
  6. Step 6: Final answer
    x = 42,435.71

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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.