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Finding the Fourth Proportional to 41,579.91, 62,369.91 and 10,415.16

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Solution

The fourth proportional to 41,579.91, 62,369.91 and 10,415.16 is: 15,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,579.91 : 62,369.91 = 10,415.16 : x
  2. Step 2: Convert to fraction form
    41,579.91/62,369.91 = 10,415.16/x
  3. Step 3: Cross multiply
    41,579.91x = 62,369.91 × 10,415.16
  4. Step 4: Simplify right side
    41,579.91x = 649,592,591.84
  5. Step 5: Solve for x
    x = 649,592,591.84/41,579.91
  6. Step 6: Final answer
    x = 15,622.75

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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.