Home / 37,037.67-51,113.21-20,270.67

Finding the Fourth Proportional to 37,037.67, 51,113.21 and 20,270.67

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Solution

The fourth proportional to 37,037.67, 51,113.21 and 20,270.67 is: 27,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,037.67 : 51,113.21 = 20,270.67 : x
  2. Step 2: Convert to fraction form
    37,037.67/51,113.21 = 20,270.67/x
  3. Step 3: Cross multiply
    37,037.67x = 51,113.21 × 20,270.67
  4. Step 4: Simplify right side
    37,037.67x = 1,036,098,911.20
  5. Step 5: Solve for x
    x = 1,036,098,911.20/37,037.67
  6. Step 6: Final answer
    x = 27,974.19

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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.