Home / 36,579.45-54,871.08-11,621.46

Finding the Fourth Proportional to 36,579.45, 54,871.08 and 11,621.46

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Solution

The fourth proportional to 36,579.45, 54,871.08 and 11,621.46 is: 17,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.45 : 54,871.08 = 11,621.46 : x
  2. Step 2: Convert to fraction form
    36,579.45/54,871.08 = 11,621.46/x
  3. Step 3: Cross multiply
    36,579.45x = 54,871.08 × 11,621.46
  4. Step 4: Simplify right side
    36,579.45x = 637,682,061.38
  5. Step 5: Solve for x
    x = 637,682,061.38/36,579.45
  6. Step 6: Final answer
    x = 17,432.80

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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.