Home / 28,814.83-43,192.60-11,040.66

Finding the Fourth Proportional to 28,814.83, 43,192.60 and 11,040.66

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Solution

The fourth proportional to 28,814.83, 43,192.60 and 11,040.66 is: 16,549.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,814.83 : 43,192.60 = 11,040.66 : x
  2. Step 2: Convert to fraction form
    28,814.83/43,192.60 = 11,040.66/x
  3. Step 3: Cross multiply
    28,814.83x = 43,192.60 × 11,040.66
  4. Step 4: Simplify right side
    28,814.83x = 476,874,811.12
  5. Step 5: Solve for x
    x = 476,874,811.12/28,814.83
  6. Step 6: Final answer
    x = 16,549.63

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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.