Home / 23,638.73-32,621.45-12,883.61

Finding the Fourth Proportional to 23,638.73, 32,621.45 and 12,883.61

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Solution

The fourth proportional to 23,638.73, 32,621.45 and 12,883.61 is: 17,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.73 : 32,621.45 = 12,883.61 : x
  2. Step 2: Convert to fraction form
    23,638.73/32,621.45 = 12,883.61/x
  3. Step 3: Cross multiply
    23,638.73x = 32,621.45 × 12,883.61
  4. Step 4: Simplify right side
    23,638.73x = 420,282,039.43
  5. Step 5: Solve for x
    x = 420,282,039.43/23,638.73
  6. Step 6: Final answer
    x = 17,779.38

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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.