Home / 19,889.48-29,833.54-5,098.54

Finding the Fourth Proportional to 19,889.48, 29,833.54 and 5,098.54

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Solution

The fourth proportional to 19,889.48, 29,833.54 and 5,098.54 is: 7,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,889.48 : 29,833.54 = 5,098.54 : x
  2. Step 2: Convert to fraction form
    19,889.48/29,833.54 = 5,098.54/x
  3. Step 3: Cross multiply
    19,889.48x = 29,833.54 × 5,098.54
  4. Step 4: Simplify right side
    19,889.48x = 152,107,409.70
  5. Step 5: Solve for x
    x = 152,107,409.70/19,889.48
  6. Step 6: Final answer
    x = 7,647.63

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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.