Home / 12,020.04-16,586.70-6,714.54

Finding the Fourth Proportional to 12,020.04, 16,586.70 and 6,714.54

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Solution

The fourth proportional to 12,020.04, 16,586.70 and 6,714.54 is: 9,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020.04 : 16,586.70 = 6,714.54 : x
  2. Step 2: Convert to fraction form
    12,020.04/16,586.70 = 6,714.54/x
  3. Step 3: Cross multiply
    12,020.04x = 16,586.70 × 6,714.54
  4. Step 4: Simplify right side
    12,020.04x = 111,372,060.62
  5. Step 5: Solve for x
    x = 111,372,060.62/12,020.04
  6. Step 6: Final answer
    x = 9,265.53

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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.