Home / 19,161.49-26,442.33-10,663.18

Finding the Fourth Proportional to 19,161.49, 26,442.33 and 10,663.18

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Solution

The fourth proportional to 19,161.49, 26,442.33 and 10,663.18 is: 14,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.49 : 26,442.33 = 10,663.18 : x
  2. Step 2: Convert to fraction form
    19,161.49/26,442.33 = 10,663.18/x
  3. Step 3: Cross multiply
    19,161.49x = 26,442.33 × 10,663.18
  4. Step 4: Simplify right side
    19,161.49x = 281,959,324.41
  5. Step 5: Solve for x
    x = 281,959,324.41/19,161.49
  6. Step 6: Final answer
    x = 14,714.90

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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.