Home / 18,396.69-27,577.73-14,639.23

Finding the Fourth Proportional to 18,396.69, 27,577.73 and 14,639.23

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Solution

The fourth proportional to 18,396.69, 27,577.73 and 14,639.23 is: 21,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396.69 : 27,577.73 = 14,639.23 : x
  2. Step 2: Convert to fraction form
    18,396.69/27,577.73 = 14,639.23/x
  3. Step 3: Cross multiply
    18,396.69x = 27,577.73 × 14,639.23
  4. Step 4: Simplify right side
    18,396.69x = 403,716,741.66
  5. Step 5: Solve for x
    x = 403,716,741.66/18,396.69
  6. Step 6: Final answer
    x = 21,945.08

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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.