Home / 38,601.14-53,265.09-21,606.33

Finding the Fourth Proportional to 38,601.14, 53,265.09 and 21,606.33

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Solution

The fourth proportional to 38,601.14, 53,265.09 and 21,606.33 is: 29,814.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,601.14 : 53,265.09 = 21,606.33 : x
  2. Step 2: Convert to fraction form
    38,601.14/53,265.09 = 21,606.33/x
  3. Step 3: Cross multiply
    38,601.14x = 53,265.09 × 21,606.33
  4. Step 4: Simplify right side
    38,601.14x = 1,150,863,112.02
  5. Step 5: Solve for x
    x = 1,150,863,112.02/38,601.14
  6. Step 6: Final answer
    x = 29,814.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.