Home / 27,231.08-37,579.80-15,296.52

Finding the Fourth Proportional to 27,231.08, 37,579.80 and 15,296.52

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Solution

The fourth proportional to 27,231.08, 37,579.80 and 15,296.52 is: 21,109.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231.08 : 37,579.80 = 15,296.52 : x
  2. Step 2: Convert to fraction form
    27,231.08/37,579.80 = 15,296.52/x
  3. Step 3: Cross multiply
    27,231.08x = 37,579.80 × 15,296.52
  4. Step 4: Simplify right side
    27,231.08x = 574,840,162.30
  5. Step 5: Solve for x
    x = 574,840,162.30/27,231.08
  6. Step 6: Final answer
    x = 21,109.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.