Home / 43,083.94-64,630.54-18,126.52

Finding the Fourth Proportional to 43,083.94, 64,630.54 and 18,126.52

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Solution

The fourth proportional to 43,083.94, 64,630.54 and 18,126.52 is: 27,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,083.94 : 64,630.54 = 18,126.52 : x
  2. Step 2: Convert to fraction form
    43,083.94/64,630.54 = 18,126.52/x
  3. Step 3: Cross multiply
    43,083.94x = 64,630.54 × 18,126.52
  4. Step 4: Simplify right side
    43,083.94x = 1,171,526,775.92
  5. Step 5: Solve for x
    x = 1,171,526,775.92/43,083.94
  6. Step 6: Final answer
    x = 27,191.73

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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.