Home / 26,379.88-39,569.81-8,849.65

Finding the Fourth Proportional to 26,379.88, 39,569.81 and 8,849.65

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Solution

The fourth proportional to 26,379.88, 39,569.81 and 8,849.65 is: 13,274.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.88 : 39,569.81 = 8,849.65 : x
  2. Step 2: Convert to fraction form
    26,379.88/39,569.81 = 8,849.65/x
  3. Step 3: Cross multiply
    26,379.88x = 39,569.81 × 8,849.65
  4. Step 4: Simplify right side
    26,379.88x = 350,178,969.07
  5. Step 5: Solve for x
    x = 350,178,969.07/26,379.88
  6. Step 6: Final answer
    x = 13,274.47

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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.