Home / 26,854.70-40,306.66-14,388.80

Finding the Fourth Proportional to 26,854.70, 40,306.66 and 14,388.80

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Solution

The fourth proportional to 26,854.70, 40,306.66 and 14,388.80 is: 21,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,854.70 : 40,306.66 = 14,388.80 : x
  2. Step 2: Convert to fraction form
    26,854.70/40,306.66 = 14,388.80/x
  3. Step 3: Cross multiply
    26,854.70x = 40,306.66 × 14,388.80
  4. Step 4: Simplify right side
    26,854.70x = 579,964,231.90
  5. Step 5: Solve for x
    x = 579,964,231.90/26,854.70
  6. Step 6: Final answer
    x = 21,596.38

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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.