Home / 27,869.26-38,460.24-15,294

Finding the Fourth Proportional to 27,869.26, 38,460.24 and 15,294

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Solution

The fourth proportional to 27,869.26, 38,460.24 and 15,294 is: 21,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.26 : 38,460.24 = 15,294 : x
  2. Step 2: Convert to fraction form
    27,869.26/38,460.24 = 15,294/x
  3. Step 3: Cross multiply
    27,869.26x = 38,460.24 × 15,294
  4. Step 4: Simplify right side
    27,869.26x = 588,210,910.56
  5. Step 5: Solve for x
    x = 588,210,910.56/27,869.26
  6. Step 6: Final answer
    x = 21,106.08

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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.