Home / 19,495.12-29,254.20-7,191.76

Finding the Fourth Proportional to 19,495.12, 29,254.20 and 7,191.76

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Solution

The fourth proportional to 19,495.12, 29,254.20 and 7,191.76 is: 10,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.12 : 29,254.20 = 7,191.76 : x
  2. Step 2: Convert to fraction form
    19,495.12/29,254.20 = 7,191.76/x
  3. Step 3: Cross multiply
    19,495.12x = 29,254.20 × 7,191.76
  4. Step 4: Simplify right side
    19,495.12x = 210,389,185.39
  5. Step 5: Solve for x
    x = 210,389,185.39/19,495.12
  6. Step 6: Final answer
    x = 10,791.89

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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.