Home / 29,804.40-41,098.32-21,304.80

Finding the Fourth Proportional to 29,804.40, 41,098.32 and 21,304.80

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Solution

The fourth proportional to 29,804.40, 41,098.32 and 21,304.80 is: 29,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,804.40 : 41,098.32 = 21,304.80 : x
  2. Step 2: Convert to fraction form
    29,804.40/41,098.32 = 21,304.80/x
  3. Step 3: Cross multiply
    29,804.40x = 41,098.32 × 21,304.80
  4. Step 4: Simplify right side
    29,804.40x = 875,591,487.94
  5. Step 5: Solve for x
    x = 875,591,487.94/29,804.40
  6. Step 6: Final answer
    x = 29,377.93

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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.