Home / 14,597.34-20,144.35-8,631.96

Finding the Fourth Proportional to 14,597.34, 20,144.35 and 8,631.96

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Solution

The fourth proportional to 14,597.34, 20,144.35 and 8,631.96 is: 11,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,597.34 : 20,144.35 = 8,631.96 : x
  2. Step 2: Convert to fraction form
    14,597.34/20,144.35 = 8,631.96/x
  3. Step 3: Cross multiply
    14,597.34x = 20,144.35 × 8,631.96
  4. Step 4: Simplify right side
    14,597.34x = 173,885,223.43
  5. Step 5: Solve for x
    x = 173,885,223.43/14,597.34
  6. Step 6: Final answer
    x = 11,912.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.