Home / 12,008.68-16,556.57-9,847.27

Finding the Fourth Proportional to 12,008.68, 16,556.57 and 9,847.27

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Solution

The fourth proportional to 12,008.68, 16,556.57 and 9,847.27 is: 13,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008.68 : 16,556.57 = 9,847.27 : x
  2. Step 2: Convert to fraction form
    12,008.68/16,556.57 = 9,847.27/x
  3. Step 3: Cross multiply
    12,008.68x = 16,556.57 × 9,847.27
  4. Step 4: Simplify right side
    12,008.68x = 163,036,932.28
  5. Step 5: Solve for x
    x = 163,036,932.28/12,008.68
  6. Step 6: Final answer
    x = 13,576.59

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1.5x scale

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.