Home / 12,993.03-19,488.33-3,633.89

Finding the Fourth Proportional to 12,993.03, 19,488.33 and 3,633.89

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Solution

The fourth proportional to 12,993.03, 19,488.33 and 3,633.89 is: 5,450.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,993.03 : 19,488.33 = 3,633.89 : x
  2. Step 2: Convert to fraction form
    12,993.03/19,488.33 = 3,633.89/x
  3. Step 3: Cross multiply
    12,993.03x = 19,488.33 × 3,633.89
  4. Step 4: Simplify right side
    12,993.03x = 70,818,350.06
  5. Step 5: Solve for x
    x = 70,818,350.06/12,993.03
  6. Step 6: Final answer
    x = 5,450.49

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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.