Home / 18,396.44-27,594.89-5,248.80

Finding the Fourth Proportional to 18,396.44, 27,594.89 and 5,248.80

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Solution

The fourth proportional to 18,396.44, 27,594.89 and 5,248.80 is: 7,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396.44 : 27,594.89 = 5,248.80 : x
  2. Step 2: Convert to fraction form
    18,396.44/27,594.89 = 5,248.80/x
  3. Step 3: Cross multiply
    18,396.44x = 27,594.89 × 5,248.80
  4. Step 4: Simplify right side
    18,396.44x = 144,840,071.75
  5. Step 5: Solve for x
    x = 144,840,071.75/18,396.44
  6. Step 6: Final answer
    x = 7,873.27

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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.