Home / 16,779.75-25,169.06-4,299.89

Finding the Fourth Proportional to 16,779.75, 25,169.06 and 4,299.89

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Solution

The fourth proportional to 16,779.75, 25,169.06 and 4,299.89 is: 6,449.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.75 : 25,169.06 = 4,299.89 : x
  2. Step 2: Convert to fraction form
    16,779.75/25,169.06 = 4,299.89/x
  3. Step 3: Cross multiply
    16,779.75x = 25,169.06 × 4,299.89
  4. Step 4: Simplify right side
    16,779.75x = 108,224,042.06
  5. Step 5: Solve for x
    x = 108,224,042.06/16,779.75
  6. Step 6: Final answer
    x = 6,449.68

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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.