Home / 23,591.42-32,555.92-12,981.06

Finding the Fourth Proportional to 23,591.42, 32,555.92 and 12,981.06

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Solution

The fourth proportional to 23,591.42, 32,555.92 and 12,981.06 is: 17,913.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,591.42 : 32,555.92 = 12,981.06 : x
  2. Step 2: Convert to fraction form
    23,591.42/32,555.92 = 12,981.06/x
  3. Step 3: Cross multiply
    23,591.42x = 32,555.92 × 12,981.06
  4. Step 4: Simplify right side
    23,591.42x = 422,610,350.88
  5. Step 5: Solve for x
    x = 422,610,350.88/23,591.42
  6. Step 6: Final answer
    x = 17,913.73

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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.