Home / 37,132.60-55,648.36-20,467.66

Finding the Fourth Proportional to 37,132.60, 55,648.36 and 20,467.66

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Solution

The fourth proportional to 37,132.60, 55,648.36 and 20,467.66 is: 30,673.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132.60 : 55,648.36 = 20,467.66 : x
  2. Step 2: Convert to fraction form
    37,132.60/55,648.36 = 20,467.66/x
  3. Step 3: Cross multiply
    37,132.60x = 55,648.36 × 20,467.66
  4. Step 4: Simplify right side
    37,132.60x = 1,138,991,712.04
  5. Step 5: Solve for x
    x = 1,138,991,712.04/37,132.60
  6. Step 6: Final answer
    x = 30,673.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.