Home / 38,584.06-53,245.72-21,588.22

Finding the Fourth Proportional to 38,584.06, 53,245.72 and 21,588.22

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Solution

The fourth proportional to 38,584.06, 53,245.72 and 21,588.22 is: 29,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584.06 : 53,245.72 = 21,588.22 : x
  2. Step 2: Convert to fraction form
    38,584.06/53,245.72 = 21,588.22/x
  3. Step 3: Cross multiply
    38,584.06x = 53,245.72 × 21,588.22
  4. Step 4: Simplify right side
    38,584.06x = 1,149,480,317.42
  5. Step 5: Solve for x
    x = 1,149,480,317.42/38,584.06
  6. Step 6: Final answer
    x = 29,791.59

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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.