Home / 13,155.06-19,732.41-8,927.82

Finding the Fourth Proportional to 13,155.06, 19,732.41 and 8,927.82

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Solution

The fourth proportional to 13,155.06, 19,732.41 and 8,927.82 is: 13,391.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,155.06 : 19,732.41 = 8,927.82 : x
  2. Step 2: Convert to fraction form
    13,155.06/19,732.41 = 8,927.82/x
  3. Step 3: Cross multiply
    13,155.06x = 19,732.41 × 8,927.82
  4. Step 4: Simplify right side
    13,155.06x = 176,167,404.65
  5. Step 5: Solve for x
    x = 176,167,404.65/13,155.06
  6. Step 6: Final answer
    x = 13,391.61

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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.