Home / 12,902.72-19,354.24-4,582.56

Finding the Fourth Proportional to 12,902.72, 19,354.24 and 4,582.56

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Solution

The fourth proportional to 12,902.72, 19,354.24 and 4,582.56 is: 6,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.72 : 19,354.24 = 4,582.56 : x
  2. Step 2: Convert to fraction form
    12,902.72/19,354.24 = 4,582.56/x
  3. Step 3: Cross multiply
    12,902.72x = 19,354.24 × 4,582.56
  4. Step 4: Simplify right side
    12,902.72x = 88,691,966.05
  5. Step 5: Solve for x
    x = 88,691,966.05/12,902.72
  6. Step 6: Final answer
    x = 6,873.90

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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.