Home / 16,999.35-25,500.15-4,519.20

Finding the Fourth Proportional to 16,999.35, 25,500.15 and 4,519.20

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Solution

The fourth proportional to 16,999.35, 25,500.15 and 4,519.20 is: 6,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.35 : 25,500.15 = 4,519.20 : x
  2. Step 2: Convert to fraction form
    16,999.35/25,500.15 = 4,519.20/x
  3. Step 3: Cross multiply
    16,999.35x = 25,500.15 × 4,519.20
  4. Step 4: Simplify right side
    16,999.35x = 115,240,277.88
  5. Step 5: Solve for x
    x = 115,240,277.88/16,999.35
  6. Step 6: Final answer
    x = 6,779.10

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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.