Home / 38,646.21-53,305.09-27,185.42

Finding the Fourth Proportional to 38,646.21, 53,305.09 and 27,185.42

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Solution

The fourth proportional to 38,646.21, 53,305.09 and 27,185.42 is: 37,497.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,646.21 : 53,305.09 = 27,185.42 : x
  2. Step 2: Convert to fraction form
    38,646.21/53,305.09 = 27,185.42/x
  3. Step 3: Cross multiply
    38,646.21x = 53,305.09 × 27,185.42
  4. Step 4: Simplify right side
    38,646.21x = 1,449,121,259.79
  5. Step 5: Solve for x
    x = 1,449,121,259.79/38,646.21
  6. Step 6: Final answer
    x = 37,497.11

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Double scale
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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.