Home / 13,099.23-19,649.57-3,738.51

Finding the Fourth Proportional to 13,099.23, 19,649.57 and 3,738.51

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Solution

The fourth proportional to 13,099.23, 19,649.57 and 3,738.51 is: 5,607.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.23 : 19,649.57 = 3,738.51 : x
  2. Step 2: Convert to fraction form
    13,099.23/19,649.57 = 3,738.51/x
  3. Step 3: Cross multiply
    13,099.23x = 19,649.57 × 3,738.51
  4. Step 4: Simplify right side
    13,099.23x = 73,460,095.25
  5. Step 5: Solve for x
    x = 73,460,095.25/13,099.23
  6. Step 6: Final answer
    x = 5,607.97

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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.