Home / 27,476.82-41,220.70-8,756.25

Finding the Fourth Proportional to 27,476.82, 41,220.70 and 8,756.25

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Solution

The fourth proportional to 27,476.82, 41,220.70 and 8,756.25 is: 13,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,476.82 : 41,220.70 = 8,756.25 : x
  2. Step 2: Convert to fraction form
    27,476.82/41,220.70 = 8,756.25/x
  3. Step 3: Cross multiply
    27,476.82x = 41,220.70 × 8,756.25
  4. Step 4: Simplify right side
    27,476.82x = 360,938,809.77
  5. Step 5: Solve for x
    x = 360,938,809.77/27,476.82
  6. Step 6: Final answer
    x = 13,136.12

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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.