Home / 13,342.22-18,398.43-11,460.02

Finding the Fourth Proportional to 13,342.22, 18,398.43 and 11,460.02

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Solution

The fourth proportional to 13,342.22, 18,398.43 and 11,460.02 is: 15,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342.22 : 18,398.43 = 11,460.02 : x
  2. Step 2: Convert to fraction form
    13,342.22/18,398.43 = 11,460.02/x
  3. Step 3: Cross multiply
    13,342.22x = 18,398.43 × 11,460.02
  4. Step 4: Simplify right side
    13,342.22x = 210,846,283.78
  5. Step 5: Solve for x
    x = 210,846,283.78/13,342.22
  6. Step 6: Final answer
    x = 15,802.94

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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.