Home / 21,706.84-32,560.28-6,122.44

Finding the Fourth Proportional to 21,706.84, 32,560.28 and 6,122.44

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Solution

The fourth proportional to 21,706.84, 32,560.28 and 6,122.44 is: 9,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,706.84 : 32,560.28 = 6,122.44 : x
  2. Step 2: Convert to fraction form
    21,706.84/32,560.28 = 6,122.44/x
  3. Step 3: Cross multiply
    21,706.84x = 32,560.28 × 6,122.44
  4. Step 4: Simplify right side
    21,706.84x = 199,348,360.68
  5. Step 5: Solve for x
    x = 199,348,360.68/21,706.84
  6. Step 6: Final answer
    x = 9,183.67

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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.