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Finding the Fourth Proportional to 36,809.10, 55,104.30 and 36,809.10

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Solution

The fourth proportional to 36,809.10, 55,104.30 and 36,809.10 is: 55,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,809.10 : 55,104.30 = 36,809.10 : x
  2. Step 2: Convert to fraction form
    36,809.10/55,104.30 = 36,809.10/x
  3. Step 3: Cross multiply
    36,809.10x = 55,104.30 × 36,809.10
  4. Step 4: Simplify right side
    36,809.10x = 2,028,339,689.13
  5. Step 5: Solve for x
    x = 2,028,339,689.13/36,809.10
  6. Step 6: Final answer
    x = 55,104.30

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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.