Home / 27,923.25-38,534.09-15,348

Finding the Fourth Proportional to 27,923.25, 38,534.09 and 15,348

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Solution

The fourth proportional to 27,923.25, 38,534.09 and 15,348 is: 21,180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.25 : 38,534.09 = 15,348 : x
  2. Step 2: Convert to fraction form
    27,923.25/38,534.09 = 15,348/x
  3. Step 3: Cross multiply
    27,923.25x = 38,534.09 × 15,348
  4. Step 4: Simplify right side
    27,923.25x = 591,421,136.58
  5. Step 5: Solve for x
    x = 591,421,136.58/27,923.25
  6. Step 6: Final answer
    x = 21,180.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.