Home / 16,771.31-25,157.23-4,291.06

Finding the Fourth Proportional to 16,771.31, 25,157.23 and 4,291.06

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Solution

The fourth proportional to 16,771.31, 25,157.23 and 4,291.06 is: 6,436.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.31 : 25,157.23 = 4,291.06 : x
  2. Step 2: Convert to fraction form
    16,771.31/25,157.23 = 4,291.06/x
  3. Step 3: Cross multiply
    16,771.31x = 25,157.23 × 4,291.06
  4. Step 4: Simplify right side
    16,771.31x = 107,951,161.91
  5. Step 5: Solve for x
    x = 107,951,161.91/16,771.31
  6. Step 6: Final answer
    x = 6,436.66

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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.