Home / 14,175.01-21,267.15-6,778.54

Finding the Fourth Proportional to 14,175.01, 21,267.15 and 6,778.54

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Solution

The fourth proportional to 14,175.01, 21,267.15 and 6,778.54 is: 10,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.01 : 21,267.15 = 6,778.54 : x
  2. Step 2: Convert to fraction form
    14,175.01/21,267.15 = 6,778.54/x
  3. Step 3: Cross multiply
    14,175.01x = 21,267.15 × 6,778.54
  4. Step 4: Simplify right side
    14,175.01x = 144,160,226.96
  5. Step 5: Solve for x
    x = 144,160,226.96/14,175.01
  6. Step 6: Final answer
    x = 10,170.03

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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.