Home / 28,814.99-43,226.97-12,175.11

Finding the Fourth Proportional to 28,814.99, 43,226.97 and 12,175.11

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Solution

The fourth proportional to 28,814.99, 43,226.97 and 12,175.11 is: 18,264.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,814.99 : 43,226.97 = 12,175.11 : x
  2. Step 2: Convert to fraction form
    28,814.99/43,226.97 = 12,175.11/x
  3. Step 3: Cross multiply
    28,814.99x = 43,226.97 × 12,175.11
  4. Step 4: Simplify right side
    28,814.99x = 526,292,906.96
  5. Step 5: Solve for x
    x = 526,292,906.96/28,814.99
  6. Step 6: Final answer
    x = 18,264.55

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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.