Home / 12,311.73-18,474.89-4,526.01

Finding the Fourth Proportional to 12,311.73, 18,474.89 and 4,526.01

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Solution

The fourth proportional to 12,311.73, 18,474.89 and 4,526.01 is: 6,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311.73 : 18,474.89 = 4,526.01 : x
  2. Step 2: Convert to fraction form
    12,311.73/18,474.89 = 4,526.01/x
  3. Step 3: Cross multiply
    12,311.73x = 18,474.89 × 4,526.01
  4. Step 4: Simplify right side
    12,311.73x = 83,617,514.26
  5. Step 5: Solve for x
    x = 83,617,514.26/12,311.73
  6. Step 6: Final answer
    x = 6,791.69

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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.