Home / 37,575.09-51,854.21-20,579.03

Finding the Fourth Proportional to 37,575.09, 51,854.21 and 20,579.03

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Solution

The fourth proportional to 37,575.09, 51,854.21 and 20,579.03 is: 28,399.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,575.09 : 51,854.21 = 20,579.03 : x
  2. Step 2: Convert to fraction form
    37,575.09/51,854.21 = 20,579.03/x
  3. Step 3: Cross multiply
    37,575.09x = 51,854.21 × 20,579.03
  4. Step 4: Simplify right side
    37,575.09x = 1,067,108,981.05
  5. Step 5: Solve for x
    x = 1,067,108,981.05/37,575.09
  6. Step 6: Final answer
    x = 28,399.38

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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.