Home / 29,654.44-40,866.60-21,256.36

Finding the Fourth Proportional to 29,654.44, 40,866.60 and 21,256.36

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Solution

The fourth proportional to 29,654.44, 40,866.60 and 21,256.36 is: 29,293.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,654.44 : 40,866.60 = 21,256.36 : x
  2. Step 2: Convert to fraction form
    29,654.44/40,866.60 = 21,256.36/x
  3. Step 3: Cross multiply
    29,654.44x = 40,866.60 × 21,256.36
  4. Step 4: Simplify right side
    29,654.44x = 868,675,161.58
  5. Step 5: Solve for x
    x = 868,675,161.58/29,654.44
  6. Step 6: Final answer
    x = 29,293.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.