Home / 12,955.92-19,441.06-12,014.83

Finding the Fourth Proportional to 12,955.92, 19,441.06 and 12,014.83

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Solution

The fourth proportional to 12,955.92, 19,441.06 and 12,014.83 is: 18,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,955.92 : 19,441.06 = 12,014.83 : x
  2. Step 2: Convert to fraction form
    12,955.92/19,441.06 = 12,014.83/x
  3. Step 3: Cross multiply
    12,955.92x = 19,441.06 × 12,014.83
  4. Step 4: Simplify right side
    12,955.92x = 233,581,092.77
  5. Step 5: Solve for x
    x = 233,581,092.77/12,955.92
  6. Step 6: Final answer
    x = 18,028.90

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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.