Home / 21,732.22-32,603.42-6,738.55

Finding the Fourth Proportional to 21,732.22, 32,603.42 and 6,738.55

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Solution

The fourth proportional to 21,732.22, 32,603.42 and 6,738.55 is: 10,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732.22 : 32,603.42 = 6,738.55 : x
  2. Step 2: Convert to fraction form
    21,732.22/32,603.42 = 6,738.55/x
  3. Step 3: Cross multiply
    21,732.22x = 32,603.42 × 6,738.55
  4. Step 4: Simplify right side
    21,732.22x = 219,699,775.84
  5. Step 5: Solve for x
    x = 219,699,775.84/21,732.22
  6. Step 6: Final answer
    x = 10,109.40

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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.