Home / 22,780.87-34,172.94-6,983.85

Finding the Fourth Proportional to 22,780.87, 34,172.94 and 6,983.85

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Solution

The fourth proportional to 22,780.87, 34,172.94 and 6,983.85 is: 10,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,780.87 : 34,172.94 = 6,983.85 : x
  2. Step 2: Convert to fraction form
    22,780.87/34,172.94 = 6,983.85/x
  3. Step 3: Cross multiply
    22,780.87x = 34,172.94 × 6,983.85
  4. Step 4: Simplify right side
    22,780.87x = 238,658,687.02
  5. Step 5: Solve for x
    x = 238,658,687.02/22,780.87
  6. Step 6: Final answer
    x = 10,476.28

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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.