Home / 16,728.28-25,092.46-5,642.75

Finding the Fourth Proportional to 16,728.28, 25,092.46 and 5,642.75

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Solution

The fourth proportional to 16,728.28, 25,092.46 and 5,642.75 is: 8,464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.28 : 25,092.46 = 5,642.75 : x
  2. Step 2: Convert to fraction form
    16,728.28/25,092.46 = 5,642.75/x
  3. Step 3: Cross multiply
    16,728.28x = 25,092.46 × 5,642.75
  4. Step 4: Simplify right side
    16,728.28x = 141,590,478.67
  5. Step 5: Solve for x
    x = 141,590,478.67/16,728.28
  6. Step 6: Final answer
    x = 8,464.14

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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.