Home / 38,255.43-52,791.46-21,259.25

Finding the Fourth Proportional to 38,255.43, 52,791.46 and 21,259.25

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Solution

The fourth proportional to 38,255.43, 52,791.46 and 21,259.25 is: 29,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,255.43 : 52,791.46 = 21,259.25 : x
  2. Step 2: Convert to fraction form
    38,255.43/52,791.46 = 21,259.25/x
  3. Step 3: Cross multiply
    38,255.43x = 52,791.46 × 21,259.25
  4. Step 4: Simplify right side
    38,255.43x = 1,122,306,846.01
  5. Step 5: Solve for x
    x = 1,122,306,846.01/38,255.43
  6. Step 6: Final answer
    x = 29,337.19

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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.