Home / 54,206.40-81,311.13-14,764.26

Finding the Fourth Proportional to 54,206.40, 81,311.13 and 14,764.26

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Solution

The fourth proportional to 54,206.40, 81,311.13 and 14,764.26 is: 22,146.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,206.40 : 81,311.13 = 14,764.26 : x
  2. Step 2: Convert to fraction form
    54,206.40/81,311.13 = 14,764.26/x
  3. Step 3: Cross multiply
    54,206.40x = 81,311.13 × 14,764.26
  4. Step 4: Simplify right side
    54,206.40x = 1,200,498,664.21
  5. Step 5: Solve for x
    x = 1,200,498,664.21/54,206.40
  6. Step 6: Final answer
    x = 22,146.81

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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.