Home / 18,396.04-27,594.08-8,005.36

Finding the Fourth Proportional to 18,396.04, 27,594.08 and 8,005.36

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Solution

The fourth proportional to 18,396.04, 27,594.08 and 8,005.36 is: 12,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396.04 : 27,594.08 = 8,005.36 : x
  2. Step 2: Convert to fraction form
    18,396.04/27,594.08 = 8,005.36/x
  3. Step 3: Cross multiply
    18,396.04x = 27,594.08 × 8,005.36
  4. Step 4: Simplify right side
    18,396.04x = 220,900,544.27
  5. Step 5: Solve for x
    x = 220,900,544.27/18,396.04
  6. Step 6: Final answer
    x = 12,008.05

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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.