Home / 27,900.09-41,828.27-13,101.39

Finding the Fourth Proportional to 27,900.09, 41,828.27 and 13,101.39

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Solution

The fourth proportional to 27,900.09, 41,828.27 and 13,101.39 is: 19,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,900.09 : 41,828.27 = 13,101.39 : x
  2. Step 2: Convert to fraction form
    27,900.09/41,828.27 = 13,101.39/x
  3. Step 3: Cross multiply
    27,900.09x = 41,828.27 × 13,101.39
  4. Step 4: Simplify right side
    27,900.09x = 548,008,412.79
  5. Step 5: Solve for x
    x = 548,008,412.79/27,900.09
  6. Step 6: Final answer
    x = 19,641.82

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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.