Home / 14,714.62-20,306.57-8,000.70

Finding the Fourth Proportional to 14,714.62, 20,306.57 and 8,000.70

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Solution

The fourth proportional to 14,714.62, 20,306.57 and 8,000.70 is: 11,041.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,714.62 : 20,306.57 = 8,000.70 : x
  2. Step 2: Convert to fraction form
    14,714.62/20,306.57 = 8,000.70/x
  3. Step 3: Cross multiply
    14,714.62x = 20,306.57 × 8,000.70
  4. Step 4: Simplify right side
    14,714.62x = 162,466,774.60
  5. Step 5: Solve for x
    x = 162,466,774.60/14,714.62
  6. Step 6: Final answer
    x = 11,041.18

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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.