Home / 43,244.52-64,845.18-19,851

Finding the Fourth Proportional to 43,244.52, 64,845.18 and 19,851

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Solution

The fourth proportional to 43,244.52, 64,845.18 and 19,851 is: 29,766.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,244.52 : 64,845.18 = 19,851 : x
  2. Step 2: Convert to fraction form
    43,244.52/64,845.18 = 19,851/x
  3. Step 3: Cross multiply
    43,244.52x = 64,845.18 × 19,851
  4. Step 4: Simplify right side
    43,244.52x = 1,287,241,668.18
  5. Step 5: Solve for x
    x = 1,287,241,668.18/43,244.52
  6. Step 6: Final answer
    x = 29,766.58

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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.