Home / 23,393.20-32,282.70-12,782.83

Finding the Fourth Proportional to 23,393.20, 32,282.70 and 12,782.83

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Solution

The fourth proportional to 23,393.20, 32,282.70 and 12,782.83 is: 17,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393.20 : 32,282.70 = 12,782.83 : x
  2. Step 2: Convert to fraction form
    23,393.20/32,282.70 = 12,782.83/x
  3. Step 3: Cross multiply
    23,393.20x = 32,282.70 × 12,782.83
  4. Step 4: Simplify right side
    23,393.20x = 412,664,324.68
  5. Step 5: Solve for x
    x = 412,664,324.68/23,393.20
  6. Step 6: Final answer
    x = 17,640.35

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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.