Home / 26,749.54-40,102.41-10,100.12

Finding the Fourth Proportional to 26,749.54, 40,102.41 and 10,100.12

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Solution

The fourth proportional to 26,749.54, 40,102.41 and 10,100.12 is: 15,141.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.54 : 40,102.41 = 10,100.12 : x
  2. Step 2: Convert to fraction form
    26,749.54/40,102.41 = 10,100.12/x
  3. Step 3: Cross multiply
    26,749.54x = 40,102.41 × 10,100.12
  4. Step 4: Simplify right side
    26,749.54x = 405,039,153.29
  5. Step 5: Solve for x
    x = 405,039,153.29/26,749.54
  6. Step 6: Final answer
    x = 15,141.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.