Home / 17,801.70-24,586.53-12,126.61

Finding the Fourth Proportional to 17,801.70, 24,586.53 and 12,126.61

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Solution

The fourth proportional to 17,801.70, 24,586.53 and 12,126.61 is: 16,748.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801.70 : 24,586.53 = 12,126.61 : x
  2. Step 2: Convert to fraction form
    17,801.70/24,586.53 = 12,126.61/x
  3. Step 3: Cross multiply
    17,801.70x = 24,586.53 × 12,126.61
  4. Step 4: Simplify right side
    17,801.70x = 298,151,260.56
  5. Step 5: Solve for x
    x = 298,151,260.56/17,801.70
  6. Step 6: Final answer
    x = 16,748.47

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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.