Home / 37,709.30-56,576.10-11,416.70

Finding the Fourth Proportional to 37,709.30, 56,576.10 and 11,416.70

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Solution

The fourth proportional to 37,709.30, 56,576.10 and 11,416.70 is: 17,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,709.30 : 56,576.10 = 11,416.70 : x
  2. Step 2: Convert to fraction form
    37,709.30/56,576.10 = 11,416.70/x
  3. Step 3: Cross multiply
    37,709.30x = 56,576.10 × 11,416.70
  4. Step 4: Simplify right side
    37,709.30x = 645,912,360.87
  5. Step 5: Solve for x
    x = 645,912,360.87/37,709.30
  6. Step 6: Final answer
    x = 17,128.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.