Home / 28,704.11-43,058.63-7,927.61

Finding the Fourth Proportional to 28,704.11, 43,058.63 and 7,927.61

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Solution

The fourth proportional to 28,704.11, 43,058.63 and 7,927.61 is: 11,892.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,704.11 : 43,058.63 = 7,927.61 : x
  2. Step 2: Convert to fraction form
    28,704.11/43,058.63 = 7,927.61/x
  3. Step 3: Cross multiply
    28,704.11x = 43,058.63 × 7,927.61
  4. Step 4: Simplify right side
    28,704.11x = 341,351,830.30
  5. Step 5: Solve for x
    x = 341,351,830.30/28,704.11
  6. Step 6: Final answer
    x = 11,892.09

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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.