Home / 14,446.53-21,652.05-8,211.75

Finding the Fourth Proportional to 14,446.53, 21,652.05 and 8,211.75

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Solution

The fourth proportional to 14,446.53, 21,652.05 and 8,211.75 is: 12,307.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.53 : 21,652.05 = 8,211.75 : x
  2. Step 2: Convert to fraction form
    14,446.53/21,652.05 = 8,211.75/x
  3. Step 3: Cross multiply
    14,446.53x = 21,652.05 × 8,211.75
  4. Step 4: Simplify right side
    14,446.53x = 177,801,221.59
  5. Step 5: Solve for x
    x = 177,801,221.59/14,446.53
  6. Step 6: Final answer
    x = 12,307.54

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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.