Home / 51,184.74-76,817.61-21,622.98

Finding the Fourth Proportional to 51,184.74, 76,817.61 and 21,622.98

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Solution

The fourth proportional to 51,184.74, 76,817.61 and 21,622.98 is: 32,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,184.74 : 76,817.61 = 21,622.98 : x
  2. Step 2: Convert to fraction form
    51,184.74/76,817.61 = 21,622.98/x
  3. Step 3: Cross multiply
    51,184.74x = 76,817.61 × 21,622.98
  4. Step 4: Simplify right side
    51,184.74x = 1,661,025,644.68
  5. Step 5: Solve for x
    x = 1,661,025,644.68/51,184.74
  6. Step 6: Final answer
    x = 32,451.58

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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.