Home / 21,735.38-32,590.83-6,940.82

Finding the Fourth Proportional to 21,735.38, 32,590.83 and 6,940.82

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Solution

The fourth proportional to 21,735.38, 32,590.83 and 6,940.82 is: 10,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.38 : 32,590.83 = 6,940.82 : x
  2. Step 2: Convert to fraction form
    21,735.38/32,590.83 = 6,940.82/x
  3. Step 3: Cross multiply
    21,735.38x = 32,590.83 × 6,940.82
  4. Step 4: Simplify right side
    21,735.38x = 226,207,084.68
  5. Step 5: Solve for x
    x = 226,207,084.68/21,735.38
  6. Step 6: Final answer
    x = 10,407.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.