Home / 37,575.90-51,852.96-20,578.86

Finding the Fourth Proportional to 37,575.90, 51,852.96 and 20,578.86

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Solution

The fourth proportional to 37,575.90, 51,852.96 and 20,578.86 is: 28,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,575.90 : 51,852.96 = 20,578.86 : x
  2. Step 2: Convert to fraction form
    37,575.90/51,852.96 = 20,578.86/x
  3. Step 3: Cross multiply
    37,575.90x = 51,852.96 × 20,578.86
  4. Step 4: Simplify right side
    37,575.90x = 1,067,074,804.43
  5. Step 5: Solve for x
    x = 1,067,074,804.43/37,575.90
  6. Step 6: Final answer
    x = 28,397.85

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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.