Home / 27,955.82-41,914.29-10,420.94

Finding the Fourth Proportional to 27,955.82, 41,914.29 and 10,420.94

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Solution

The fourth proportional to 27,955.82, 41,914.29 and 10,420.94 is: 15,624.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.82 : 41,914.29 = 10,420.94 : x
  2. Step 2: Convert to fraction form
    27,955.82/41,914.29 = 10,420.94/x
  3. Step 3: Cross multiply
    27,955.82x = 41,914.29 × 10,420.94
  4. Step 4: Simplify right side
    27,955.82x = 436,786,301.23
  5. Step 5: Solve for x
    x = 436,786,301.23/27,955.82
  6. Step 6: Final answer
    x = 15,624.16

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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.