Home / 23,479.58-32,401.62-12,869.18

Finding the Fourth Proportional to 23,479.58, 32,401.62 and 12,869.18

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Solution

The fourth proportional to 23,479.58, 32,401.62 and 12,869.18 is: 17,759.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,479.58 : 32,401.62 = 12,869.18 : x
  2. Step 2: Convert to fraction form
    23,479.58/32,401.62 = 12,869.18/x
  3. Step 3: Cross multiply
    23,479.58x = 32,401.62 × 12,869.18
  4. Step 4: Simplify right side
    23,479.58x = 416,982,361.08
  5. Step 5: Solve for x
    x = 416,982,361.08/23,479.58
  6. Step 6: Final answer
    x = 17,759.37

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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.