Home / 14,576.08-20,114.82-8,202.65

Finding the Fourth Proportional to 14,576.08, 20,114.82 and 8,202.65

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Solution

The fourth proportional to 14,576.08, 20,114.82 and 8,202.65 is: 11,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.08 : 20,114.82 = 8,202.65 : x
  2. Step 2: Convert to fraction form
    14,576.08/20,114.82 = 8,202.65/x
  3. Step 3: Cross multiply
    14,576.08x = 20,114.82 × 8,202.65
  4. Step 4: Simplify right side
    14,576.08x = 164,994,727.70
  5. Step 5: Solve for x
    x = 164,994,727.70/14,576.08
  6. Step 6: Final answer
    x = 11,319.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.