Home / 27,886.43-41,818.75-10,112.87

Finding the Fourth Proportional to 27,886.43, 41,818.75 and 10,112.87

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Solution

The fourth proportional to 27,886.43, 41,818.75 and 10,112.87 is: 15,165.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,886.43 : 41,818.75 = 10,112.87 : x
  2. Step 2: Convert to fraction form
    27,886.43/41,818.75 = 10,112.87/x
  3. Step 3: Cross multiply
    27,886.43x = 41,818.75 × 10,112.87
  4. Step 4: Simplify right side
    27,886.43x = 422,907,582.31
  5. Step 5: Solve for x
    x = 422,907,582.31/27,886.43
  6. Step 6: Final answer
    x = 15,165.35

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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.