Home / 27,918.96-41,885.76-9,201.84

Finding the Fourth Proportional to 27,918.96, 41,885.76 and 9,201.84

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Solution

The fourth proportional to 27,918.96, 41,885.76 and 9,201.84 is: 13,805.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,918.96 : 41,885.76 = 9,201.84 : x
  2. Step 2: Convert to fraction form
    27,918.96/41,885.76 = 9,201.84/x
  3. Step 3: Cross multiply
    27,918.96x = 41,885.76 × 9,201.84
  4. Step 4: Simplify right side
    27,918.96x = 385,426,061.80
  5. Step 5: Solve for x
    x = 385,426,061.80/27,918.96
  6. Step 6: Final answer
    x = 13,805.17

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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.