Home / 18,599.42-25,659.78-11,883.30

Finding the Fourth Proportional to 18,599.42, 25,659.78 and 11,883.30

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Solution

The fourth proportional to 18,599.42, 25,659.78 and 11,883.30 is: 16,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599.42 : 25,659.78 = 11,883.30 : x
  2. Step 2: Convert to fraction form
    18,599.42/25,659.78 = 11,883.30/x
  3. Step 3: Cross multiply
    18,599.42x = 25,659.78 × 11,883.30
  4. Step 4: Simplify right side
    18,599.42x = 304,922,863.67
  5. Step 5: Solve for x
    x = 304,922,863.67/18,599.42
  6. Step 6: Final answer
    x = 16,394.21

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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.