Home / 37,037.68-51,113.28-20,270.68

Finding the Fourth Proportional to 37,037.68, 51,113.28 and 20,270.68

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Solution

The fourth proportional to 37,037.68, 51,113.28 and 20,270.68 is: 27,974.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,037.68 : 51,113.28 = 20,270.68 : x
  2. Step 2: Convert to fraction form
    37,037.68/51,113.28 = 20,270.68/x
  3. Step 3: Cross multiply
    37,037.68x = 51,113.28 × 20,270.68
  4. Step 4: Simplify right side
    37,037.68x = 1,036,100,942.63
  5. Step 5: Solve for x
    x = 1,036,100,942.63/37,037.68
  6. Step 6: Final answer
    x = 27,974.24

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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.