Home / 19,099.89-28,650.66-5,248.89

Finding the Fourth Proportional to 19,099.89, 28,650.66 and 5,248.89

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Solution

The fourth proportional to 19,099.89, 28,650.66 and 5,248.89 is: 7,873.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.89 : 28,650.66 = 5,248.89 : x
  2. Step 2: Convert to fraction form
    19,099.89/28,650.66 = 5,248.89/x
  3. Step 3: Cross multiply
    19,099.89x = 28,650.66 × 5,248.89
  4. Step 4: Simplify right side
    19,099.89x = 150,384,162.77
  5. Step 5: Solve for x
    x = 150,384,162.77/19,099.89
  6. Step 6: Final answer
    x = 7,873.56

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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.