Home / 19,927.08-29,890.68-11,047.86

Finding the Fourth Proportional to 19,927.08, 29,890.68 and 11,047.86

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Solution

The fourth proportional to 19,927.08, 29,890.68 and 11,047.86 is: 16,571.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.08 : 29,890.68 = 11,047.86 : x
  2. Step 2: Convert to fraction form
    19,927.08/29,890.68 = 11,047.86/x
  3. Step 3: Cross multiply
    19,927.08x = 29,890.68 × 11,047.86
  4. Step 4: Simplify right side
    19,927.08x = 330,228,047.94
  5. Step 5: Solve for x
    x = 330,228,047.94/19,927.08
  6. Step 6: Final answer
    x = 16,571.82

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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.