Home / 43,939.85-65,881.83-37,278.65

Finding the Fourth Proportional to 43,939.85, 65,881.83 and 37,278.65

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Solution

The fourth proportional to 43,939.85, 65,881.83 and 37,278.65 is: 55,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,939.85 : 65,881.83 = 37,278.65 : x
  2. Step 2: Convert to fraction form
    43,939.85/65,881.83 = 37,278.65/x
  3. Step 3: Cross multiply
    43,939.85x = 65,881.83 × 37,278.65
  4. Step 4: Simplify right side
    43,939.85x = 2,455,985,406.15
  5. Step 5: Solve for x
    x = 2,455,985,406.15/43,939.85
  6. Step 6: Final answer
    x = 55,894.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.