Home / 16,771.92-25,158.74-4,292.05

Finding the Fourth Proportional to 16,771.92, 25,158.74 and 4,292.05

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Solution

The fourth proportional to 16,771.92, 25,158.74 and 4,292.05 is: 6,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.92 : 25,158.74 = 4,292.05 : x
  2. Step 2: Convert to fraction form
    16,771.92/25,158.74 = 4,292.05/x
  3. Step 3: Cross multiply
    16,771.92x = 25,158.74 × 4,292.05
  4. Step 4: Simplify right side
    16,771.92x = 107,982,570.02
  5. Step 5: Solve for x
    x = 107,982,570.02/16,771.92
  6. Step 6: Final answer
    x = 6,438.30

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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.