Home / 37,441.43-51,669.29-20,445.86

Finding the Fourth Proportional to 37,441.43, 51,669.29 and 20,445.86

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Solution

The fourth proportional to 37,441.43, 51,669.29 and 20,445.86 is: 28,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,441.43 : 51,669.29 = 20,445.86 : x
  2. Step 2: Convert to fraction form
    37,441.43/51,669.29 = 20,445.86/x
  3. Step 3: Cross multiply
    37,441.43x = 51,669.29 × 20,445.86
  4. Step 4: Simplify right side
    37,441.43x = 1,056,422,709.06
  5. Step 5: Solve for x
    x = 1,056,422,709.06/37,441.43
  6. Step 6: Final answer
    x = 28,215.34

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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.