Home / 36,502.86-50,369.38-21,392.07

Finding the Fourth Proportional to 36,502.86, 50,369.38 and 21,392.07

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Solution

The fourth proportional to 36,502.86, 50,369.38 and 21,392.07 is: 29,518.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,502.86 : 50,369.38 = 21,392.07 : x
  2. Step 2: Convert to fraction form
    36,502.86/50,369.38 = 21,392.07/x
  3. Step 3: Cross multiply
    36,502.86x = 50,369.38 × 21,392.07
  4. Step 4: Simplify right side
    36,502.86x = 1,077,505,060.45
  5. Step 5: Solve for x
    x = 1,077,505,060.45/36,502.86
  6. Step 6: Final answer
    x = 29,518.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.