Home / 12,734.54-19,101.51-7,502.73

Finding the Fourth Proportional to 12,734.54, 19,101.51 and 7,502.73

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Solution

The fourth proportional to 12,734.54, 19,101.51 and 7,502.73 is: 11,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.54 : 19,101.51 = 7,502.73 : x
  2. Step 2: Convert to fraction form
    12,734.54/19,101.51 = 7,502.73/x
  3. Step 3: Cross multiply
    12,734.54x = 19,101.51 × 7,502.73
  4. Step 4: Simplify right side
    12,734.54x = 143,313,472.12
  5. Step 5: Solve for x
    x = 143,313,472.12/12,734.54
  6. Step 6: Final answer
    x = 11,253.92

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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.