Home / 53,072.43-79,602.54-19,793.58

Finding the Fourth Proportional to 53,072.43, 79,602.54 and 19,793.58

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Solution

The fourth proportional to 53,072.43, 79,602.54 and 19,793.58 is: 29,688.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,072.43 : 79,602.54 = 19,793.58 : x
  2. Step 2: Convert to fraction form
    53,072.43/79,602.54 = 19,793.58/x
  3. Step 3: Cross multiply
    53,072.43x = 79,602.54 × 19,793.58
  4. Step 4: Simplify right side
    53,072.43x = 1,575,619,243.69
  5. Step 5: Solve for x
    x = 1,575,619,243.69/53,072.43
  6. Step 6: Final answer
    x = 29,688.09

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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.