Home / 39,601.26-59,395.38-11,892.78

Finding the Fourth Proportional to 39,601.26, 59,395.38 and 11,892.78

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Solution

The fourth proportional to 39,601.26, 59,395.38 and 11,892.78 is: 17,837.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,601.26 : 59,395.38 = 11,892.78 : x
  2. Step 2: Convert to fraction form
    39,601.26/59,395.38 = 11,892.78/x
  3. Step 3: Cross multiply
    39,601.26x = 59,395.38 × 11,892.78
  4. Step 4: Simplify right side
    39,601.26x = 706,376,187.36
  5. Step 5: Solve for x
    x = 706,376,187.36/39,601.26
  6. Step 6: Final answer
    x = 17,837.21

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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.