Home / 15,177.94-22,769.48-5,181.64

Finding the Fourth Proportional to 15,177.94, 22,769.48 and 5,181.64

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Solution

The fourth proportional to 15,177.94, 22,769.48 and 5,181.64 is: 7,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,177.94 : 22,769.48 = 5,181.64 : x
  2. Step 2: Convert to fraction form
    15,177.94/22,769.48 = 5,181.64/x
  3. Step 3: Cross multiply
    15,177.94x = 22,769.48 × 5,181.64
  4. Step 4: Simplify right side
    15,177.94x = 117,983,204.38
  5. Step 5: Solve for x
    x = 117,983,204.38/15,177.94
  6. Step 6: Final answer
    x = 7,773.34

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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.