Home / 12,966.41-19,450.82-10,047.98

Finding the Fourth Proportional to 12,966.41, 19,450.82 and 10,047.98

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Solution

The fourth proportional to 12,966.41, 19,450.82 and 10,047.98 is: 15,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,966.41 : 19,450.82 = 10,047.98 : x
  2. Step 2: Convert to fraction form
    12,966.41/19,450.82 = 10,047.98/x
  3. Step 3: Cross multiply
    12,966.41x = 19,450.82 × 10,047.98
  4. Step 4: Simplify right side
    12,966.41x = 195,441,302.85
  5. Step 5: Solve for x
    x = 195,441,302.85/12,966.41
  6. Step 6: Final answer
    x = 15,072.90

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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.