Home / 18,898.58-26,077.27-11,343.31

Finding the Fourth Proportional to 18,898.58, 26,077.27 and 11,343.31

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Solution

The fourth proportional to 18,898.58, 26,077.27 and 11,343.31 is: 15,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,898.58 : 26,077.27 = 11,343.31 : x
  2. Step 2: Convert to fraction form
    18,898.58/26,077.27 = 11,343.31/x
  3. Step 3: Cross multiply
    18,898.58x = 26,077.27 × 11,343.31
  4. Step 4: Simplify right side
    18,898.58x = 295,802,557.56
  5. Step 5: Solve for x
    x = 295,802,557.56/18,898.58
  6. Step 6: Final answer
    x = 15,652.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.