Home / 26,927.69-40,397-11,345.31

Finding the Fourth Proportional to 26,927.69, 40,397 and 11,345.31

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Solution

The fourth proportional to 26,927.69, 40,397 and 11,345.31 is: 17,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.69 : 40,397 = 11,345.31 : x
  2. Step 2: Convert to fraction form
    26,927.69/40,397 = 11,345.31/x
  3. Step 3: Cross multiply
    26,927.69x = 40,397 × 11,345.31
  4. Step 4: Simplify right side
    26,927.69x = 458,316,589.06
  5. Step 5: Solve for x
    x = 458,316,589.06/26,927.69
  6. Step 6: Final answer
    x = 17,020.27

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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.