Home / 37,270.70-51,433.40-20,694.76

Finding the Fourth Proportional to 37,270.70, 51,433.40 and 20,694.76

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Solution

The fourth proportional to 37,270.70, 51,433.40 and 20,694.76 is: 28,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,270.70 : 51,433.40 = 20,694.76 : x
  2. Step 2: Convert to fraction form
    37,270.70/51,433.40 = 20,694.76/x
  3. Step 3: Cross multiply
    37,270.70x = 51,433.40 × 20,694.76
  4. Step 4: Simplify right side
    37,270.70x = 1,064,401,868.98
  5. Step 5: Solve for x
    x = 1,064,401,868.98/37,270.70
  6. Step 6: Final answer
    x = 28,558.68

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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.