Home / 41,780.96-57,636.26-27,438.71

Finding the Fourth Proportional to 41,780.96, 57,636.26 and 27,438.71

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Solution

The fourth proportional to 41,780.96, 57,636.26 and 27,438.71 is: 37,851.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,780.96 : 57,636.26 = 27,438.71 : x
  2. Step 2: Convert to fraction form
    41,780.96/57,636.26 = 27,438.71/x
  3. Step 3: Cross multiply
    41,780.96x = 57,636.26 × 27,438.71
  4. Step 4: Simplify right side
    41,780.96x = 1,581,464,630.52
  5. Step 5: Solve for x
    x = 1,581,464,630.52/41,780.96
  6. Step 6: Final answer
    x = 37,851.33

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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.