Home / 19,972.47-29,958.71-6,824.96

Finding the Fourth Proportional to 19,972.47, 29,958.71 and 6,824.96

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Solution

The fourth proportional to 19,972.47, 29,958.71 and 6,824.96 is: 10,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972.47 : 29,958.71 = 6,824.96 : x
  2. Step 2: Convert to fraction form
    19,972.47/29,958.71 = 6,824.96/x
  3. Step 3: Cross multiply
    19,972.47x = 29,958.71 × 6,824.96
  4. Step 4: Simplify right side
    19,972.47x = 204,466,813.48
  5. Step 5: Solve for x
    x = 204,466,813.48/19,972.47
  6. Step 6: Final answer
    x = 10,237.43

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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.