Home / 21,630.33-32,451.26-6,839.52

Finding the Fourth Proportional to 21,630.33, 32,451.26 and 6,839.52

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Solution

The fourth proportional to 21,630.33, 32,451.26 and 6,839.52 is: 10,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,630.33 : 32,451.26 = 6,839.52 : x
  2. Step 2: Convert to fraction form
    21,630.33/32,451.26 = 6,839.52/x
  3. Step 3: Cross multiply
    21,630.33x = 32,451.26 × 6,839.52
  4. Step 4: Simplify right side
    21,630.33x = 221,951,007.60
  5. Step 5: Solve for x
    x = 221,951,007.60/21,630.33
  6. Step 6: Final answer
    x = 10,261.10

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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.