Home / 17,786.65-26,679.96-4,638.98

Finding the Fourth Proportional to 17,786.65, 26,679.96 and 4,638.98

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Solution

The fourth proportional to 17,786.65, 26,679.96 and 4,638.98 is: 6,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.65 : 26,679.96 = 4,638.98 : x
  2. Step 2: Convert to fraction form
    17,786.65/26,679.96 = 4,638.98/x
  3. Step 3: Cross multiply
    17,786.65x = 26,679.96 × 4,638.98
  4. Step 4: Simplify right side
    17,786.65x = 123,767,800.84
  5. Step 5: Solve for x
    x = 123,767,800.84/17,786.65
  6. Step 6: Final answer
    x = 6,958.47

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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.