Home / 43,489.32-65,255.88-32,418.24

Finding the Fourth Proportional to 43,489.32, 65,255.88 and 32,418.24

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Solution

The fourth proportional to 43,489.32, 65,255.88 and 32,418.24 is: 48,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,489.32 : 65,255.88 = 32,418.24 : x
  2. Step 2: Convert to fraction form
    43,489.32/65,255.88 = 32,418.24/x
  3. Step 3: Cross multiply
    43,489.32x = 65,255.88 × 32,418.24
  4. Step 4: Simplify right side
    43,489.32x = 2,115,480,779.25
  5. Step 5: Solve for x
    x = 2,115,480,779.25/43,489.32
  6. Step 6: Final answer
    x = 48,643.68

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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.