Home / 27,020.64-37,288.45-15,083.94

Finding the Fourth Proportional to 27,020.64, 37,288.45 and 15,083.94

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Solution

The fourth proportional to 27,020.64, 37,288.45 and 15,083.94 is: 20,815.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020.64 : 37,288.45 = 15,083.94 : x
  2. Step 2: Convert to fraction form
    27,020.64/37,288.45 = 15,083.94/x
  3. Step 3: Cross multiply
    27,020.64x = 37,288.45 × 15,083.94
  4. Step 4: Simplify right side
    27,020.64x = 562,456,742.49
  5. Step 5: Solve for x
    x = 562,456,742.49/27,020.64
  6. Step 6: Final answer
    x = 20,815.82

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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.