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Finding the Fourth Proportional to 36,008.20, 54,020.40 and 11,049.40

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Solution

The fourth proportional to 36,008.20, 54,020.40 and 11,049.40 is: 16,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,008.20 : 54,020.40 = 11,049.40 : x
  2. Step 2: Convert to fraction form
    36,008.20/54,020.40 = 11,049.40/x
  3. Step 3: Cross multiply
    36,008.20x = 54,020.40 × 11,049.40
  4. Step 4: Simplify right side
    36,008.20x = 596,893,007.76
  5. Step 5: Solve for x
    x = 596,893,007.76/36,008.20
  6. Step 6: Final answer
    x = 16,576.59

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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.