Home / 26,454.62-39,680.64-9,817.89

Finding the Fourth Proportional to 26,454.62, 39,680.64 and 9,817.89

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Solution

The fourth proportional to 26,454.62, 39,680.64 and 9,817.89 is: 14,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454.62 : 39,680.64 = 9,817.89 : x
  2. Step 2: Convert to fraction form
    26,454.62/39,680.64 = 9,817.89/x
  3. Step 3: Cross multiply
    26,454.62x = 39,680.64 × 9,817.89
  4. Step 4: Simplify right side
    26,454.62x = 389,580,158.65
  5. Step 5: Solve for x
    x = 389,580,158.65/26,454.62
  6. Step 6: Final answer
    x = 14,726.36

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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.