Home / 19,132.88-26,403.96-11,580.60

Finding the Fourth Proportional to 19,132.88, 26,403.96 and 11,580.60

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Solution

The fourth proportional to 19,132.88, 26,403.96 and 11,580.60 is: 15,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.88 : 26,403.96 = 11,580.60 : x
  2. Step 2: Convert to fraction form
    19,132.88/26,403.96 = 11,580.60/x
  3. Step 3: Cross multiply
    19,132.88x = 26,403.96 × 11,580.60
  4. Step 4: Simplify right side
    19,132.88x = 305,773,699.18
  5. Step 5: Solve for x
    x = 305,773,699.18/19,132.88
  6. Step 6: Final answer
    x = 15,981.58

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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.