Home / 19,542.27-29,289.33-11,115.84

Finding the Fourth Proportional to 19,542.27, 29,289.33 and 11,115.84

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Solution

The fourth proportional to 19,542.27, 29,289.33 and 11,115.84 is: 16,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.27 : 29,289.33 = 11,115.84 : x
  2. Step 2: Convert to fraction form
    19,542.27/29,289.33 = 11,115.84/x
  3. Step 3: Cross multiply
    19,542.27x = 29,289.33 × 11,115.84
  4. Step 4: Simplify right side
    19,542.27x = 325,575,450.41
  5. Step 5: Solve for x
    x = 325,575,450.41/19,542.27
  6. Step 6: Final answer
    x = 16,660.06

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1.5x scale

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.