Home / 23,715.41-35,578.24-12,620.46

Finding the Fourth Proportional to 23,715.41, 35,578.24 and 12,620.46

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Solution

The fourth proportional to 23,715.41, 35,578.24 and 12,620.46 is: 18,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,715.41 : 35,578.24 = 12,620.46 : x
  2. Step 2: Convert to fraction form
    23,715.41/35,578.24 = 12,620.46/x
  3. Step 3: Cross multiply
    23,715.41x = 35,578.24 × 12,620.46
  4. Step 4: Simplify right side
    23,715.41x = 449,013,754.79
  5. Step 5: Solve for x
    x = 449,013,754.79/23,715.41
  6. Step 6: Final answer
    x = 18,933.42

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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.