Home / 12,994.29-19,493.49-4,227.17

Finding the Fourth Proportional to 12,994.29, 19,493.49 and 4,227.17

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Solution

The fourth proportional to 12,994.29, 19,493.49 and 4,227.17 is: 6,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,994.29 : 19,493.49 = 4,227.17 : x
  2. Step 2: Convert to fraction form
    12,994.29/19,493.49 = 4,227.17/x
  3. Step 3: Cross multiply
    12,994.29x = 19,493.49 × 4,227.17
  4. Step 4: Simplify right side
    12,994.29x = 82,402,198.66
  5. Step 5: Solve for x
    x = 82,402,198.66/12,994.29
  6. Step 6: Final answer
    x = 6,341.42

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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.