Home / 36,835.29-50,830.36-21,728.56

Finding the Fourth Proportional to 36,835.29, 50,830.36 and 21,728.56

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Solution

The fourth proportional to 36,835.29, 50,830.36 and 21,728.56 is: 29,984.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,835.29 : 50,830.36 = 21,728.56 : x
  2. Step 2: Convert to fraction form
    36,835.29/50,830.36 = 21,728.56/x
  3. Step 3: Cross multiply
    36,835.29x = 50,830.36 × 21,728.56
  4. Step 4: Simplify right side
    36,835.29x = 1,104,470,527.08
  5. Step 5: Solve for x
    x = 1,104,470,527.08/36,835.29
  6. Step 6: Final answer
    x = 29,984.03

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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.