Home / 43,942.08-65,899.48-15,858.52

Finding the Fourth Proportional to 43,942.08, 65,899.48 and 15,858.52

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Solution

The fourth proportional to 43,942.08, 65,899.48 and 15,858.52 is: 23,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,942.08 : 65,899.48 = 15,858.52 : x
  2. Step 2: Convert to fraction form
    43,942.08/65,899.48 = 15,858.52/x
  3. Step 3: Cross multiply
    43,942.08x = 65,899.48 × 15,858.52
  4. Step 4: Simplify right side
    43,942.08x = 1,045,068,221.57
  5. Step 5: Solve for x
    x = 1,045,068,221.57/43,942.08
  6. Step 6: Final answer
    x = 23,782.86

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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.