Home / 27,411.36-41,136-10,771.28

Finding the Fourth Proportional to 27,411.36, 41,136 and 10,771.28

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Solution

The fourth proportional to 27,411.36, 41,136 and 10,771.28 is: 16,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,411.36 : 41,136 = 10,771.28 : x
  2. Step 2: Convert to fraction form
    27,411.36/41,136 = 10,771.28/x
  3. Step 3: Cross multiply
    27,411.36x = 41,136 × 10,771.28
  4. Step 4: Simplify right side
    27,411.36x = 443,087,374.08
  5. Step 5: Solve for x
    x = 443,087,374.08/27,411.36
  6. Step 6: Final answer
    x = 16,164.37

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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.