Home / 18,338.08-27,496.74-5,855.16

Finding the Fourth Proportional to 18,338.08, 27,496.74 and 5,855.16

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Solution

The fourth proportional to 18,338.08, 27,496.74 and 5,855.16 is: 8,779.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338.08 : 27,496.74 = 5,855.16 : x
  2. Step 2: Convert to fraction form
    18,338.08/27,496.74 = 5,855.16/x
  3. Step 3: Cross multiply
    18,338.08x = 27,496.74 × 5,855.16
  4. Step 4: Simplify right side
    18,338.08x = 160,997,812.18
  5. Step 5: Solve for x
    x = 160,997,812.18/18,338.08
  6. Step 6: Final answer
    x = 8,779.43

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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.