Home / 27,054.69-40,540.17-18,750.92

Finding the Fourth Proportional to 27,054.69, 40,540.17 and 18,750.92

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Solution

The fourth proportional to 27,054.69, 40,540.17 and 18,750.92 is: 28,097.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.69 : 40,540.17 = 18,750.92 : x
  2. Step 2: Convert to fraction form
    27,054.69/40,540.17 = 18,750.92/x
  3. Step 3: Cross multiply
    27,054.69x = 40,540.17 × 18,750.92
  4. Step 4: Simplify right side
    27,054.69x = 760,165,585.81
  5. Step 5: Solve for x
    x = 760,165,585.81/27,054.69
  6. Step 6: Final answer
    x = 28,097.37

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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.