Home / 37,536.12-51,799.42-20,540.30

Finding the Fourth Proportional to 37,536.12, 51,799.42 and 20,540.30

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Solution

The fourth proportional to 37,536.12, 51,799.42 and 20,540.30 is: 28,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,536.12 : 51,799.42 = 20,540.30 : x
  2. Step 2: Convert to fraction form
    37,536.12/51,799.42 = 20,540.30/x
  3. Step 3: Cross multiply
    37,536.12x = 51,799.42 × 20,540.30
  4. Step 4: Simplify right side
    37,536.12x = 1,063,975,626.63
  5. Step 5: Solve for x
    x = 1,063,975,626.63/37,536.12
  6. Step 6: Final answer
    x = 28,345.38

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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.