Home / 37,387.26-51,594.18-20,620.26

Finding the Fourth Proportional to 37,387.26, 51,594.18 and 20,620.26

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Solution

The fourth proportional to 37,387.26, 51,594.18 and 20,620.26 is: 28,455.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,387.26 : 51,594.18 = 20,620.26 : x
  2. Step 2: Convert to fraction form
    37,387.26/51,594.18 = 20,620.26/x
  3. Step 3: Cross multiply
    37,387.26x = 51,594.18 × 20,620.26
  4. Step 4: Simplify right side
    37,387.26x = 1,063,885,406.09
  5. Step 5: Solve for x
    x = 1,063,885,406.09/37,387.26
  6. Step 6: Final answer
    x = 28,455.83

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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.