Home / 36,403.72-54,618.71-12,714.75

Finding the Fourth Proportional to 36,403.72, 54,618.71 and 12,714.75

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Solution

The fourth proportional to 36,403.72, 54,618.71 and 12,714.75 is: 19,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403.72 : 54,618.71 = 12,714.75 : x
  2. Step 2: Convert to fraction form
    36,403.72/54,618.71 = 12,714.75/x
  3. Step 3: Cross multiply
    36,403.72x = 54,618.71 × 12,714.75
  4. Step 4: Simplify right side
    36,403.72x = 694,463,242.97
  5. Step 5: Solve for x
    x = 694,463,242.97/36,403.72
  6. Step 6: Final answer
    x = 19,076.71

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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.