Home / 43,813.26-65,672.96-31,295.32

Finding the Fourth Proportional to 43,813.26, 65,672.96 and 31,295.32

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Solution

The fourth proportional to 43,813.26, 65,672.96 and 31,295.32 is: 46,909.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,813.26 : 65,672.96 = 31,295.32 : x
  2. Step 2: Convert to fraction form
    43,813.26/65,672.96 = 31,295.32/x
  3. Step 3: Cross multiply
    43,813.26x = 65,672.96 × 31,295.32
  4. Step 4: Simplify right side
    43,813.26x = 2,055,256,298.55
  5. Step 5: Solve for x
    x = 2,055,256,298.55/43,813.26
  6. Step 6: Final answer
    x = 46,909.46

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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.