Home / 43,412.69-65,034.77-31,993.88

Finding the Fourth Proportional to 43,412.69, 65,034.77 and 31,993.88

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Solution

The fourth proportional to 43,412.69, 65,034.77 and 31,993.88 is: 47,928.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,412.69 : 65,034.77 = 31,993.88 : x
  2. Step 2: Convert to fraction form
    43,412.69/65,034.77 = 31,993.88/x
  3. Step 3: Cross multiply
    43,412.69x = 65,034.77 × 31,993.88
  4. Step 4: Simplify right side
    43,412.69x = 2,080,714,627.21
  5. Step 5: Solve for x
    x = 2,080,714,627.21/43,412.69
  6. Step 6: Final answer
    x = 47,928.72

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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.