Home / 13,015.72-19,523.75-4,582.48

Finding the Fourth Proportional to 13,015.72, 19,523.75 and 4,582.48

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Solution

The fourth proportional to 13,015.72, 19,523.75 and 4,582.48 is: 6,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015.72 : 19,523.75 = 4,582.48 : x
  2. Step 2: Convert to fraction form
    13,015.72/19,523.75 = 4,582.48/x
  3. Step 3: Cross multiply
    13,015.72x = 19,523.75 × 4,582.48
  4. Step 4: Simplify right side
    13,015.72x = 89,467,193.90
  5. Step 5: Solve for x
    x = 89,467,193.90/13,015.72
  6. Step 6: Final answer
    x = 6,873.78

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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.