Home / 18,355.09-27,537.05-5,704.45

Finding the Fourth Proportional to 18,355.09, 27,537.05 and 5,704.45

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Solution

The fourth proportional to 18,355.09, 27,537.05 and 5,704.45 is: 8,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355.09 : 27,537.05 = 5,704.45 : x
  2. Step 2: Convert to fraction form
    18,355.09/27,537.05 = 5,704.45/x
  3. Step 3: Cross multiply
    18,355.09x = 27,537.05 × 5,704.45
  4. Step 4: Simplify right side
    18,355.09x = 157,083,724.87
  5. Step 5: Solve for x
    x = 157,083,724.87/18,355.09
  6. Step 6: Final answer
    x = 8,558.05

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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.