Home / 16,519.50-24,779.34-4,207.50

Finding the Fourth Proportional to 16,519.50, 24,779.34 and 4,207.50

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Solution

The fourth proportional to 16,519.50, 24,779.34 and 4,207.50 is: 6,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.50 : 24,779.34 = 4,207.50 : x
  2. Step 2: Convert to fraction form
    16,519.50/24,779.34 = 4,207.50/x
  3. Step 3: Cross multiply
    16,519.50x = 24,779.34 × 4,207.50
  4. Step 4: Simplify right side
    16,519.50x = 104,259,073.05
  5. Step 5: Solve for x
    x = 104,259,073.05/16,519.50
  6. Step 6: Final answer
    x = 6,311.27

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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.