Home / 11,008.87-15,098.83-10,556.77

Finding the Fourth Proportional to 11,008.87, 15,098.83 and 10,556.77

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Solution

The fourth proportional to 11,008.87, 15,098.83 and 10,556.77 is: 14,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.87 : 15,098.83 = 10,556.77 : x
  2. Step 2: Convert to fraction form
    11,008.87/15,098.83 = 10,556.77/x
  3. Step 3: Cross multiply
    11,008.87x = 15,098.83 × 10,556.77
  4. Step 4: Simplify right side
    11,008.87x = 159,394,794.48
  5. Step 5: Solve for x
    x = 159,394,794.48/11,008.87
  6. Step 6: Final answer
    x = 14,478.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.