Home / 23,170.88-34,927.62-21,816.34

Finding the Fourth Proportional to 23,170.88, 34,927.62 and 21,816.34

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Solution

The fourth proportional to 23,170.88, 34,927.62 and 21,816.34 is: 32,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,170.88 : 34,927.62 = 21,816.34 : x
  2. Step 2: Convert to fraction form
    23,170.88/34,927.62 = 21,816.34/x
  3. Step 3: Cross multiply
    23,170.88x = 34,927.62 × 21,816.34
  4. Step 4: Simplify right side
    23,170.88x = 761,992,786.90
  5. Step 5: Solve for x
    x = 761,992,786.90/23,170.88
  6. Step 6: Final answer
    x = 32,885.80

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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.