Home / 27,928.48-41,881.38-10,399.54

Finding the Fourth Proportional to 27,928.48, 41,881.38 and 10,399.54

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Solution

The fourth proportional to 27,928.48, 41,881.38 and 10,399.54 is: 15,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.48 : 41,881.38 = 10,399.54 : x
  2. Step 2: Convert to fraction form
    27,928.48/41,881.38 = 10,399.54/x
  3. Step 3: Cross multiply
    27,928.48x = 41,881.38 × 10,399.54
  4. Step 4: Simplify right side
    27,928.48x = 435,547,086.57
  5. Step 5: Solve for x
    x = 435,547,086.57/27,928.48
  6. Step 6: Final answer
    x = 15,595.09

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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.