Home / 34,142.33-51,227.17-11,971.62

Finding the Fourth Proportional to 34,142.33, 51,227.17 and 11,971.62

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Solution

The fourth proportional to 34,142.33, 51,227.17 and 11,971.62 is: 17,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,142.33 : 51,227.17 = 11,971.62 : x
  2. Step 2: Convert to fraction form
    34,142.33/51,227.17 = 11,971.62/x
  3. Step 3: Cross multiply
    34,142.33x = 51,227.17 × 11,971.62
  4. Step 4: Simplify right side
    34,142.33x = 613,272,182.99
  5. Step 5: Solve for x
    x = 613,272,182.99/34,142.33
  6. Step 6: Final answer
    x = 17,962.22

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1.5x scale

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.