Home / 43,812.26-65,671.46-31,294.32

Finding the Fourth Proportional to 43,812.26, 65,671.46 and 31,294.32

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Solution

The fourth proportional to 43,812.26, 65,671.46 and 31,294.32 is: 46,907.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,812.26 : 65,671.46 = 31,294.32 : x
  2. Step 2: Convert to fraction form
    43,812.26/65,671.46 = 31,294.32/x
  3. Step 3: Cross multiply
    43,812.26x = 65,671.46 × 31,294.32
  4. Step 4: Simplify right side
    43,812.26x = 2,055,143,398.72
  5. Step 5: Solve for x
    x = 2,055,143,398.72/43,812.26
  6. Step 6: Final answer
    x = 46,907.95

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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.