Home / 37,585.83-51,869.04-20,589.78

Finding the Fourth Proportional to 37,585.83, 51,869.04 and 20,589.78

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Solution

The fourth proportional to 37,585.83, 51,869.04 and 20,589.78 is: 28,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,585.83 : 51,869.04 = 20,589.78 : x
  2. Step 2: Convert to fraction form
    37,585.83/51,869.04 = 20,589.78/x
  3. Step 3: Cross multiply
    37,585.83x = 51,869.04 × 20,589.78
  4. Step 4: Simplify right side
    37,585.83x = 1,067,972,122.41
  5. Step 5: Solve for x
    x = 1,067,972,122.41/37,585.83
  6. Step 6: Final answer
    x = 28,414.22

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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.