Home / 19,983.30-29,974.94-5,943.26

Finding the Fourth Proportional to 19,983.30, 29,974.94 and 5,943.26

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Solution

The fourth proportional to 19,983.30, 29,974.94 and 5,943.26 is: 8,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.30 : 29,974.94 = 5,943.26 : x
  2. Step 2: Convert to fraction form
    19,983.30/29,974.94 = 5,943.26/x
  3. Step 3: Cross multiply
    19,983.30x = 29,974.94 × 5,943.26
  4. Step 4: Simplify right side
    19,983.30x = 178,148,861.90
  5. Step 5: Solve for x
    x = 178,148,861.90/19,983.30
  6. Step 6: Final answer
    x = 8,914.89

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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.