Home / 37,575.44-51,854.16-20,808.56

Finding the Fourth Proportional to 37,575.44, 51,854.16 and 20,808.56

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Solution

The fourth proportional to 37,575.44, 51,854.16 and 20,808.56 is: 28,715.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,575.44 : 51,854.16 = 20,808.56 : x
  2. Step 2: Convert to fraction form
    37,575.44/51,854.16 = 20,808.56/x
  3. Step 3: Cross multiply
    37,575.44x = 51,854.16 × 20,808.56
  4. Step 4: Simplify right side
    37,575.44x = 1,079,010,399.61
  5. Step 5: Solve for x
    x = 1,079,010,399.61/37,575.44
  6. Step 6: Final answer
    x = 28,715.84

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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.