Home / 36,204.26-54,293.07-12,505.78

Finding the Fourth Proportional to 36,204.26, 54,293.07 and 12,505.78

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Solution

The fourth proportional to 36,204.26, 54,293.07 and 12,505.78 is: 18,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,204.26 : 54,293.07 = 12,505.78 : x
  2. Step 2: Convert to fraction form
    36,204.26/54,293.07 = 12,505.78/x
  3. Step 3: Cross multiply
    36,204.26x = 54,293.07 × 12,505.78
  4. Step 4: Simplify right side
    36,204.26x = 678,976,917.48
  5. Step 5: Solve for x
    x = 678,976,917.48/36,204.26
  6. Step 6: Final answer
    x = 18,754.06

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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.