Home / 41,201.52-61,801.65-13,123.32

Finding the Fourth Proportional to 41,201.52, 61,801.65 and 13,123.32

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Solution

The fourth proportional to 41,201.52, 61,801.65 and 13,123.32 is: 19,684.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,201.52 : 61,801.65 = 13,123.32 : x
  2. Step 2: Convert to fraction form
    41,201.52/61,801.65 = 13,123.32/x
  3. Step 3: Cross multiply
    41,201.52x = 61,801.65 × 13,123.32
  4. Step 4: Simplify right side
    41,201.52x = 811,042,829.48
  5. Step 5: Solve for x
    x = 811,042,829.48/41,201.52
  6. Step 6: Final answer
    x = 19,684.78

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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.