Home / 21,674.22-32,515.38-6,879.15

Finding the Fourth Proportional to 21,674.22, 32,515.38 and 6,879.15

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Solution

The fourth proportional to 21,674.22, 32,515.38 and 6,879.15 is: 10,320.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674.22 : 32,515.38 = 6,879.15 : x
  2. Step 2: Convert to fraction form
    21,674.22/32,515.38 = 6,879.15/x
  3. Step 3: Cross multiply
    21,674.22x = 32,515.38 × 6,879.15
  4. Step 4: Simplify right side
    21,674.22x = 223,678,176.33
  5. Step 5: Solve for x
    x = 223,678,176.33/21,674.22
  6. Step 6: Final answer
    x = 10,320.01

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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.