Home / 31,370.55-43,291.43-17,224.30

Finding the Fourth Proportional to 31,370.55, 43,291.43 and 17,224.30

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Solution

The fourth proportional to 31,370.55, 43,291.43 and 17,224.30 is: 23,769.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,370.55 : 43,291.43 = 17,224.30 : x
  2. Step 2: Convert to fraction form
    31,370.55/43,291.43 = 17,224.30/x
  3. Step 3: Cross multiply
    31,370.55x = 43,291.43 × 17,224.30
  4. Step 4: Simplify right side
    31,370.55x = 745,664,577.75
  5. Step 5: Solve for x
    x = 745,664,577.75/31,370.55
  6. Step 6: Final answer
    x = 23,769.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.