Home / 16,782.21-25,171.40-4,302.33

Finding the Fourth Proportional to 16,782.21, 25,171.40 and 4,302.33

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Solution

The fourth proportional to 16,782.21, 25,171.40 and 4,302.33 is: 6,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.21 : 25,171.40 = 4,302.33 : x
  2. Step 2: Convert to fraction form
    16,782.21/25,171.40 = 4,302.33/x
  3. Step 3: Cross multiply
    16,782.21x = 25,171.40 × 4,302.33
  4. Step 4: Simplify right side
    16,782.21x = 108,295,647.85
  5. Step 5: Solve for x
    x = 108,295,647.85/16,782.21
  6. Step 6: Final answer
    x = 6,453.00

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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.