Home / 28,021.02-38,674.68-16,092.54

Finding the Fourth Proportional to 28,021.02, 38,674.68 and 16,092.54

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Solution

The fourth proportional to 28,021.02, 38,674.68 and 16,092.54 is: 22,210.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,021.02 : 38,674.68 = 16,092.54 : x
  2. Step 2: Convert to fraction form
    28,021.02/38,674.68 = 16,092.54/x
  3. Step 3: Cross multiply
    28,021.02x = 38,674.68 × 16,092.54
  4. Step 4: Simplify right side
    28,021.02x = 622,373,834.89
  5. Step 5: Solve for x
    x = 622,373,834.89/28,021.02
  6. Step 6: Final answer
    x = 22,210.96

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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.