Home / 18,544.98-27,820.08-5,398.32

Finding the Fourth Proportional to 18,544.98, 27,820.08 and 5,398.32

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Solution

The fourth proportional to 18,544.98, 27,820.08 and 5,398.32 is: 8,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.98 : 27,820.08 = 5,398.32 : x
  2. Step 2: Convert to fraction form
    18,544.98/27,820.08 = 5,398.32/x
  3. Step 3: Cross multiply
    18,544.98x = 27,820.08 × 5,398.32
  4. Step 4: Simplify right side
    18,544.98x = 150,181,694.27
  5. Step 5: Solve for x
    x = 150,181,694.27/18,544.98
  6. Step 6: Final answer
    x = 8,098.24

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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.