Home / 19,176.12-28,764.24-6,696.06

Finding the Fourth Proportional to 19,176.12, 28,764.24 and 6,696.06

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Solution

The fourth proportional to 19,176.12, 28,764.24 and 6,696.06 is: 10,044.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176.12 : 28,764.24 = 6,696.06 : x
  2. Step 2: Convert to fraction form
    19,176.12/28,764.24 = 6,696.06/x
  3. Step 3: Cross multiply
    19,176.12x = 28,764.24 × 6,696.06
  4. Step 4: Simplify right side
    19,176.12x = 192,607,076.89
  5. Step 5: Solve for x
    x = 192,607,076.89/19,176.12
  6. Step 6: Final answer
    x = 10,044.11

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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.