Home / 37,053.68-51,134.04-20,286.68

Finding the Fourth Proportional to 37,053.68, 51,134.04 and 20,286.68

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Solution

The fourth proportional to 37,053.68, 51,134.04 and 20,286.68 is: 27,995.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,053.68 : 51,134.04 = 20,286.68 : x
  2. Step 2: Convert to fraction form
    37,053.68/51,134.04 = 20,286.68/x
  3. Step 3: Cross multiply
    37,053.68x = 51,134.04 × 20,286.68
  4. Step 4: Simplify right side
    37,053.68x = 1,037,339,650.92
  5. Step 5: Solve for x
    x = 1,037,339,650.92/37,053.68
  6. Step 6: Final answer
    x = 27,995.59

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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.