Home / 17,431.56-26,140.40-6,332.20

Finding the Fourth Proportional to 17,431.56, 26,140.40 and 6,332.20

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Solution

The fourth proportional to 17,431.56, 26,140.40 and 6,332.20 is: 9,495.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431.56 : 26,140.40 = 6,332.20 : x
  2. Step 2: Convert to fraction form
    17,431.56/26,140.40 = 6,332.20/x
  3. Step 3: Cross multiply
    17,431.56x = 26,140.40 × 6,332.20
  4. Step 4: Simplify right side
    17,431.56x = 165,526,240.88
  5. Step 5: Solve for x
    x = 165,526,240.88/17,431.56
  6. Step 6: Final answer
    x = 9,495.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.