Home / 23,241.75-34,989.09-21,175.04

Finding the Fourth Proportional to 23,241.75, 34,989.09 and 21,175.04

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Solution

The fourth proportional to 23,241.75, 34,989.09 and 21,175.04 is: 31,877.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,241.75 : 34,989.09 = 21,175.04 : x
  2. Step 2: Convert to fraction form
    23,241.75/34,989.09 = 21,175.04/x
  3. Step 3: Cross multiply
    23,241.75x = 34,989.09 × 21,175.04
  4. Step 4: Simplify right side
    23,241.75x = 740,895,205.37
  5. Step 5: Solve for x
    x = 740,895,205.37/23,241.75
  6. Step 6: Final answer
    x = 31,877.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.