Home / 21,543.72-32,311.92-5,957.70

Finding the Fourth Proportional to 21,543.72, 32,311.92 and 5,957.70

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Solution

The fourth proportional to 21,543.72, 32,311.92 and 5,957.70 is: 8,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,543.72 : 32,311.92 = 5,957.70 : x
  2. Step 2: Convert to fraction form
    21,543.72/32,311.92 = 5,957.70/x
  3. Step 3: Cross multiply
    21,543.72x = 32,311.92 × 5,957.70
  4. Step 4: Simplify right side
    21,543.72x = 192,504,725.78
  5. Step 5: Solve for x
    x = 192,504,725.78/21,543.72
  6. Step 6: Final answer
    x = 8,935.54

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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.