Home / 36,720.23-50,661.95-21,403.27

Finding the Fourth Proportional to 36,720.23, 50,661.95 and 21,403.27

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Solution

The fourth proportional to 36,720.23, 50,661.95 and 21,403.27 is: 29,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,720.23 : 50,661.95 = 21,403.27 : x
  2. Step 2: Convert to fraction form
    36,720.23/50,661.95 = 21,403.27/x
  3. Step 3: Cross multiply
    36,720.23x = 50,661.95 × 21,403.27
  4. Step 4: Simplify right side
    36,720.23x = 1,084,331,350.89
  5. Step 5: Solve for x
    x = 1,084,331,350.89/36,720.23
  6. Step 6: Final answer
    x = 29,529.54

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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.