Home / 37,235.43-51,385.17-20,239.67

Finding the Fourth Proportional to 37,235.43, 51,385.17 and 20,239.67

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Solution

The fourth proportional to 37,235.43, 51,385.17 and 20,239.67 is: 27,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,235.43 : 51,385.17 = 20,239.67 : x
  2. Step 2: Convert to fraction form
    37,235.43/51,385.17 = 20,239.67/x
  3. Step 3: Cross multiply
    37,235.43x = 51,385.17 × 20,239.67
  4. Step 4: Simplify right side
    37,235.43x = 1,040,018,883.69
  5. Step 5: Solve for x
    x = 1,040,018,883.69/37,235.43
  6. Step 6: Final answer
    x = 27,930.89

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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.