Home / 18,497.28-27,696.71-14,454.36

Finding the Fourth Proportional to 18,497.28, 27,696.71 and 14,454.36

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Solution

The fourth proportional to 18,497.28, 27,696.71 and 14,454.36 is: 21,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497.28 : 27,696.71 = 14,454.36 : x
  2. Step 2: Convert to fraction form
    18,497.28/27,696.71 = 14,454.36/x
  3. Step 3: Cross multiply
    18,497.28x = 27,696.71 × 14,454.36
  4. Step 4: Simplify right side
    18,497.28x = 400,338,144.88
  5. Step 5: Solve for x
    x = 400,338,144.88/18,497.28
  6. Step 6: Final answer
    x = 21,643.08

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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.