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Finding the Fourth Proportional to 36,604.71, 54,908.99 and 10,311.50

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Solution

The fourth proportional to 36,604.71, 54,908.99 and 10,311.50 is: 15,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,604.71 : 54,908.99 = 10,311.50 : x
  2. Step 2: Convert to fraction form
    36,604.71/54,908.99 = 10,311.50/x
  3. Step 3: Cross multiply
    36,604.71x = 54,908.99 × 10,311.50
  4. Step 4: Simplify right side
    36,604.71x = 566,194,174.77
  5. Step 5: Solve for x
    x = 566,194,174.77/36,604.71
  6. Step 6: Final answer
    x = 15,467.80

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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.