Home / 18,396.14-27,599.58-5,915.88

Finding the Fourth Proportional to 18,396.14, 27,599.58 and 5,915.88

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Solution

The fourth proportional to 18,396.14, 27,599.58 and 5,915.88 is: 8,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396.14 : 27,599.58 = 5,915.88 : x
  2. Step 2: Convert to fraction form
    18,396.14/27,599.58 = 5,915.88/x
  3. Step 3: Cross multiply
    18,396.14x = 27,599.58 × 5,915.88
  4. Step 4: Simplify right side
    18,396.14x = 163,275,803.33
  5. Step 5: Solve for x
    x = 163,275,803.33/18,396.14
  6. Step 6: Final answer
    x = 8,875.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.