Home / 23,321.32-35,157.76-21,817.96

Finding the Fourth Proportional to 23,321.32, 35,157.76 and 21,817.96

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Solution

The fourth proportional to 23,321.32, 35,157.76 and 21,817.96 is: 32,891.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.32 : 35,157.76 = 21,817.96 : x
  2. Step 2: Convert to fraction form
    23,321.32/35,157.76 = 21,817.96/x
  3. Step 3: Cross multiply
    23,321.32x = 35,157.76 × 21,817.96
  4. Step 4: Simplify right side
    23,321.32x = 767,070,601.37
  5. Step 5: Solve for x
    x = 767,070,601.37/23,321.32
  6. Step 6: Final answer
    x = 32,891.39

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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.