Home / 19,289.22-26,608.05-11,329.98

Finding the Fourth Proportional to 19,289.22, 26,608.05 and 11,329.98

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Solution

The fourth proportional to 19,289.22, 26,608.05 and 11,329.98 is: 15,628.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.22 : 26,608.05 = 11,329.98 : x
  2. Step 2: Convert to fraction form
    19,289.22/26,608.05 = 11,329.98/x
  3. Step 3: Cross multiply
    19,289.22x = 26,608.05 × 11,329.98
  4. Step 4: Simplify right side
    19,289.22x = 301,468,674.34
  5. Step 5: Solve for x
    x = 301,468,674.34/19,289.22
  6. Step 6: Final answer
    x = 15,628.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.