Home / 53,862.84-80,795.57-18,324.09

Finding the Fourth Proportional to 53,862.84, 80,795.57 and 18,324.09

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Solution

The fourth proportional to 53,862.84, 80,795.57 and 18,324.09 is: 27,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,862.84 : 80,795.57 = 18,324.09 : x
  2. Step 2: Convert to fraction form
    53,862.84/80,795.57 = 18,324.09/x
  3. Step 3: Cross multiply
    53,862.84x = 80,795.57 × 18,324.09
  4. Step 4: Simplify right side
    53,862.84x = 1,480,505,204.66
  5. Step 5: Solve for x
    x = 1,480,505,204.66/53,862.84
  6. Step 6: Final answer
    x = 27,486.58

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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.