Home / 18,799.04-28,199.09-5,651.37

Finding the Fourth Proportional to 18,799.04, 28,199.09 and 5,651.37

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Solution

The fourth proportional to 18,799.04, 28,199.09 and 5,651.37 is: 8,477.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.04 : 28,199.09 = 5,651.37 : x
  2. Step 2: Convert to fraction form
    18,799.04/28,199.09 = 5,651.37/x
  3. Step 3: Cross multiply
    18,799.04x = 28,199.09 × 5,651.37
  4. Step 4: Simplify right side
    18,799.04x = 159,363,473.59
  5. Step 5: Solve for x
    x = 159,363,473.59/18,799.04
  6. Step 6: Final answer
    x = 8,477.21

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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.