Home / 17,675.19-26,455.10-12,993.96

Finding the Fourth Proportional to 17,675.19, 26,455.10 and 12,993.96

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Solution

The fourth proportional to 17,675.19, 26,455.10 and 12,993.96 is: 19,448.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,675.19 : 26,455.10 = 12,993.96 : x
  2. Step 2: Convert to fraction form
    17,675.19/26,455.10 = 12,993.96/x
  3. Step 3: Cross multiply
    17,675.19x = 26,455.10 × 12,993.96
  4. Step 4: Simplify right side
    17,675.19x = 343,756,446.23
  5. Step 5: Solve for x
    x = 343,756,446.23/17,675.19
  6. Step 6: Final answer
    x = 19,448.53

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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.