Home / 36,136.09-54,212.37-19,495.81

Finding the Fourth Proportional to 36,136.09, 54,212.37 and 19,495.81

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Solution

The fourth proportional to 36,136.09, 54,212.37 and 19,495.81 is: 29,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,136.09 : 54,212.37 = 19,495.81 : x
  2. Step 2: Convert to fraction form
    36,136.09/54,212.37 = 19,495.81/x
  3. Step 3: Cross multiply
    36,136.09x = 54,212.37 × 19,495.81
  4. Step 4: Simplify right side
    36,136.09x = 1,056,914,065.17
  5. Step 5: Solve for x
    x = 1,056,914,065.17/36,136.09
  6. Step 6: Final answer
    x = 29,248.16

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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.