Home / 37,255.35-51,408.48-21,340.47

Finding the Fourth Proportional to 37,255.35, 51,408.48 and 21,340.47

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Solution

The fourth proportional to 37,255.35, 51,408.48 and 21,340.47 is: 29,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,255.35 : 51,408.48 = 21,340.47 : x
  2. Step 2: Convert to fraction form
    37,255.35/51,408.48 = 21,340.47/x
  3. Step 3: Cross multiply
    37,255.35x = 51,408.48 × 21,340.47
  4. Step 4: Simplify right side
    37,255.35x = 1,097,081,125.19
  5. Step 5: Solve for x
    x = 1,097,081,125.19/37,255.35
  6. Step 6: Final answer
    x = 29,447.61

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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.