Home / 16,771.82-25,157.47-4,291.74

Finding the Fourth Proportional to 16,771.82, 25,157.47 and 4,291.74

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Solution

The fourth proportional to 16,771.82, 25,157.47 and 4,291.74 is: 6,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.82 : 25,157.47 = 4,291.74 : x
  2. Step 2: Convert to fraction form
    16,771.82/25,157.47 = 4,291.74/x
  3. Step 3: Cross multiply
    16,771.82x = 25,157.47 × 4,291.74
  4. Step 4: Simplify right side
    16,771.82x = 107,969,320.30
  5. Step 5: Solve for x
    x = 107,969,320.30/16,771.82
  6. Step 6: Final answer
    x = 6,437.54

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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.