Home / 27,284.54-37,652.29-15,347.88

Finding the Fourth Proportional to 27,284.54, 37,652.29 and 15,347.88

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Solution

The fourth proportional to 27,284.54, 37,652.29 and 15,347.88 is: 21,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284.54 : 37,652.29 = 15,347.88 : x
  2. Step 2: Convert to fraction form
    27,284.54/37,652.29 = 15,347.88/x
  3. Step 3: Cross multiply
    27,284.54x = 37,652.29 × 15,347.88
  4. Step 4: Simplify right side
    27,284.54x = 577,882,790.28
  5. Step 5: Solve for x
    x = 577,882,790.28/27,284.54
  6. Step 6: Final answer
    x = 21,179.86

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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.