Home / 12,734.10-19,101.06-6,927.62

Finding the Fourth Proportional to 12,734.10, 19,101.06 and 6,927.62

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Solution

The fourth proportional to 12,734.10, 19,101.06 and 6,927.62 is: 10,391.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.10 : 19,101.06 = 6,927.62 : x
  2. Step 2: Convert to fraction form
    12,734.10/19,101.06 = 6,927.62/x
  3. Step 3: Cross multiply
    12,734.10x = 19,101.06 × 6,927.62
  4. Step 4: Simplify right side
    12,734.10x = 132,324,885.28
  5. Step 5: Solve for x
    x = 132,324,885.28/12,734.10
  6. Step 6: Final answer
    x = 10,391.38

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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.