Home / 11,629.02-17,445.48-5,386.49

Finding the Fourth Proportional to 11,629.02, 17,445.48 and 5,386.49

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Solution

The fourth proportional to 11,629.02, 17,445.48 and 5,386.49 is: 8,080.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.02 : 17,445.48 = 5,386.49 : x
  2. Step 2: Convert to fraction form
    11,629.02/17,445.48 = 5,386.49/x
  3. Step 3: Cross multiply
    11,629.02x = 17,445.48 × 5,386.49
  4. Step 4: Simplify right side
    11,629.02x = 93,969,816.34
  5. Step 5: Solve for x
    x = 93,969,816.34/11,629.02
  6. Step 6: Final answer
    x = 8,080.63

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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.