Home / 34,558.74-51,771.60-21,192.71

Finding the Fourth Proportional to 34,558.74, 51,771.60 and 21,192.71

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Solution

The fourth proportional to 34,558.74, 51,771.60 and 21,192.71 is: 31,748.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,558.74 : 51,771.60 = 21,192.71 : x
  2. Step 2: Convert to fraction form
    34,558.74/51,771.60 = 21,192.71/x
  3. Step 3: Cross multiply
    34,558.74x = 51,771.60 × 21,192.71
  4. Step 4: Simplify right side
    34,558.74x = 1,097,180,246.18
  5. Step 5: Solve for x
    x = 1,097,180,246.18/34,558.74
  6. Step 6: Final answer
    x = 31,748.27

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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.