Home / 37,051.68-51,131.04-20,284.56

Finding the Fourth Proportional to 37,051.68, 51,131.04 and 20,284.56

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Solution

The fourth proportional to 37,051.68, 51,131.04 and 20,284.56 is: 27,992.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,051.68 : 51,131.04 = 20,284.56 : x
  2. Step 2: Convert to fraction form
    37,051.68/51,131.04 = 20,284.56/x
  3. Step 3: Cross multiply
    37,051.68x = 51,131.04 × 20,284.56
  4. Step 4: Simplify right side
    37,051.68x = 1,037,170,648.74
  5. Step 5: Solve for x
    x = 1,037,170,648.74/37,051.68
  6. Step 6: Final answer
    x = 27,992.54

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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.