Home / 12,581.76-18,867.78-6,004.56

Finding the Fourth Proportional to 12,581.76, 18,867.78 and 6,004.56

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Solution

The fourth proportional to 12,581.76, 18,867.78 and 6,004.56 is: 9,004.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581.76 : 18,867.78 = 6,004.56 : x
  2. Step 2: Convert to fraction form
    12,581.76/18,867.78 = 6,004.56/x
  3. Step 3: Cross multiply
    12,581.76x = 18,867.78 × 6,004.56
  4. Step 4: Simplify right side
    12,581.76x = 113,292,717.08
  5. Step 5: Solve for x
    x = 113,292,717.08/12,581.76
  6. Step 6: Final answer
    x = 9,004.52

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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.