Home / 37,580.43-51,860.96-20,813.43

Finding the Fourth Proportional to 37,580.43, 51,860.96 and 20,813.43

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Solution

The fourth proportional to 37,580.43, 51,860.96 and 20,813.43 is: 28,722.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,580.43 : 51,860.96 = 20,813.43 : x
  2. Step 2: Convert to fraction form
    37,580.43/51,860.96 = 20,813.43/x
  3. Step 3: Cross multiply
    37,580.43x = 51,860.96 × 20,813.43
  4. Step 4: Simplify right side
    37,580.43x = 1,079,404,356.63
  5. Step 5: Solve for x
    x = 1,079,404,356.63/37,580.43
  6. Step 6: Final answer
    x = 28,722.51

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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.