Home / 19,326.45-28,981.56-6,175.29

Finding the Fourth Proportional to 19,326.45, 28,981.56 and 6,175.29

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Solution

The fourth proportional to 19,326.45, 28,981.56 and 6,175.29 is: 9,260.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.45 : 28,981.56 = 6,175.29 : x
  2. Step 2: Convert to fraction form
    19,326.45/28,981.56 = 6,175.29/x
  3. Step 3: Cross multiply
    19,326.45x = 28,981.56 × 6,175.29
  4. Step 4: Simplify right side
    19,326.45x = 178,969,537.65
  5. Step 5: Solve for x
    x = 178,969,537.65/19,326.45
  6. Step 6: Final answer
    x = 9,260.34

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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.