Home / 37,206.05-51,353.19-21,299.67

Finding the Fourth Proportional to 37,206.05, 51,353.19 and 21,299.67

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Solution

The fourth proportional to 37,206.05, 51,353.19 and 21,299.67 is: 29,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,206.05 : 51,353.19 = 21,299.67 : x
  2. Step 2: Convert to fraction form
    37,206.05/51,353.19 = 21,299.67/x
  3. Step 3: Cross multiply
    37,206.05x = 51,353.19 × 21,299.67
  4. Step 4: Simplify right side
    37,206.05x = 1,093,806,000.45
  5. Step 5: Solve for x
    x = 1,093,806,000.45/37,206.05
  6. Step 6: Final answer
    x = 29,398.61

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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.