Home / 13,208.25-19,837.05-11,627.53

Finding the Fourth Proportional to 13,208.25, 19,837.05 and 11,627.53

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Solution

The fourth proportional to 13,208.25, 19,837.05 and 11,627.53 is: 17,463.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.25 : 19,837.05 = 11,627.53 : x
  2. Step 2: Convert to fraction form
    13,208.25/19,837.05 = 11,627.53/x
  3. Step 3: Cross multiply
    13,208.25x = 19,837.05 × 11,627.53
  4. Step 4: Simplify right side
    13,208.25x = 230,655,893.99
  5. Step 5: Solve for x
    x = 230,655,893.99/13,208.25
  6. Step 6: Final answer
    x = 17,463.02

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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.