Home / 13,176.78-19,767.82-4,856.84

Finding the Fourth Proportional to 13,176.78, 19,767.82 and 4,856.84

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Solution

The fourth proportional to 13,176.78, 19,767.82 and 4,856.84 is: 7,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176.78 : 19,767.82 = 4,856.84 : x
  2. Step 2: Convert to fraction form
    13,176.78/19,767.82 = 4,856.84/x
  3. Step 3: Cross multiply
    13,176.78x = 19,767.82 × 4,856.84
  4. Step 4: Simplify right side
    13,176.78x = 96,009,194.38
  5. Step 5: Solve for x
    x = 96,009,194.38/13,176.78
  6. Step 6: Final answer
    x = 7,286.24

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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.