Home / 36,828.32-50,814.24-21,719.80

Finding the Fourth Proportional to 36,828.32, 50,814.24 and 21,719.80

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Solution

The fourth proportional to 36,828.32, 50,814.24 and 21,719.80 is: 29,968.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828.32 : 50,814.24 = 21,719.80 : x
  2. Step 2: Convert to fraction form
    36,828.32/50,814.24 = 21,719.80/x
  3. Step 3: Cross multiply
    36,828.32x = 50,814.24 × 21,719.80
  4. Step 4: Simplify right side
    36,828.32x = 1,103,675,129.95
  5. Step 5: Solve for x
    x = 1,103,675,129.95/36,828.32
  6. Step 6: Final answer
    x = 29,968.11

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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.